Migrate build system to CMake for cross-platform support

.gitignore

@@ -0,0 +1 @@
+*.o

CMakeLists.txt

@@ -0,0 +1,82 @@
+cmake_minimum_required(VERSION 3.16)
+project(BudgetPro VERSION 1.0 LANGUAGES CXX)
+
+set(CMAKE_CXX_STANDARD 11)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
+# Qt 6 Configuration
+find_package(Qt6 REQUIRED COMPONENTS Widgets Sql)
+
+# Define directories for easier management
+set(SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR})
+set(SRC_DIR ${SOURCE_DIR}/src)
+set(GUI_DIR ${SOURCE_DIR}/src/gui)
+set(WIDGET_DIR ${SOURCE_DIR}/src/gui/widgets)
+set(FORMS_DIR ${SOURCE_DIR}/src/gui/forms)
+set(MODELS_DIR ${SOURCE_DIR}/src/models)
+set(DAO_DIR ${SOURCE_DIR}/src/dao)
+set(UTILS_DIR ${SOURCE_DIR}/src/utils)
+set(APP_DIR ${SOURCE_DIR}/src/app)
+set(ROOT_WIDGET_DIR ${SOURCE_DIR}/widget)
+
+# Include Paths
+include_directories(
+    ${GUI_DIR}
+    ${WIDGET_DIR}
+    ${FORMS_DIR}
+    ${MODELS_DIR}
+    ${DAO_DIR}
+    ${UTILS_DIR}
+    ${APP_DIR}
+    ${ROOT_WIDGET_DIR}
+    ${SOURCE_DIR}/data
+    ${SOURCE_DIR}/gui/SARibbon
+    ${SOURCE_DIR}/gui/qtRibbonGUI
+)
+
+# SARibbon Library Integration
+# Assuming SARibbon is integrated as a sub-project or pre-compiled
+add_subdirectory(gui/SARibbon)
+
+# Collect Sources
+file(GLOB_RECURSIVE SOURCES 
+    "src/*.cpp" 
+    "src/*.h" 
+    "widget/*.cpp" 
+    "widget/*.h" 
+    "utils/*.cpp" 
+    "utils/*.h"
+)
+
+# Collect Forms
+file(GLOB_RECURSIVE FORMS 
+    "src/gui/*.ui" 
+    "src/gui/forms/*.ui" 
+    "widget/*.ui"
+)
+
+# Collect Resources
+file(GLOB_RECURSIVE RESOURCES 
+    "resources/*.qss" 
+    "resources/*.svg" 
+    "resources/*.png"
+    "*.qrc"
+)
+
+# Create Executable
+add_executable(BudgetPro 
+    ${SOURCES} 
+    ${FORMS} 
+    ${RESOURCES}
+)
+
+# Link Libraries
+target_link_libraries(BudgetPro PRIVATE Qt6::Widgets Qt6::Sql SARibbonBar)
+
+# OS Specific configurations
+if(WIN32)
+    set_target_properties(BudgetPro PROPERTIES WIN32_EXECUTABLE TRUE)
+    target_compile_definitions(BudgetPro PRIVATE NOMINMAX)
+elseif(APPLE)
+    set_target_properties(BudgetPro PROPERTIES MACOSX_BUNDLE TRUE)
+endif()

README.md

@@ -15,6 +15,8 @@ BudgetPro is a desktop application designed for managing company finances, budge
 - **Invoice Tracking**: Manage incoming and outgoing invoices
 - **Data Visualization**: Tree views for hierarchical financial data
 - **Custom Editors**: Specialized delegates for different data types (combobox, rich text, etc.)
+- **Template Editor**: Visual template designer for document export
+- **Document Export**: Export documents as PDF, XLSX, and DOCX with configurable templates
 
 ## Technical Stack
 
@@ -36,6 +38,15 @@ BudgetPro/
 ├── widget/                  # Custom widgets and delegates
 ├── utils/                   # Utility classes and helpers
 ├── data/                    # Data access layer (sqltable.h)
+├── templates/               # Document export templates (JSON)
+├── src/
+│   ├── dao/                 # Data Access Objects
+│   │   ├── templatedao.h/cpp    # Template CRUD operations
+│   │   └── templateengine.h/cpp # Export engine (PDF/XLSX/DOCX)
+│   └── gui/
+│       └── forms/
+│           ├── formtemplateeditor.h/cpp # Visual template editor
+│           └── formtemplatelist.h/cpp   # Template list manager
 └── resources/               # Qt resource file (icons, stylesheets, etc.)
 ```
 
@@ -80,6 +91,10 @@ BudgetPro includes several custom Qt components:
   - Item numbering in hierarchical views
   - Popup tables for complex selection
 - `TreeModel`: Custom model for tree-structured data
+- `TemplateEngine`: Document export engine supporting PDF, XLSX, DOCX
+- `TemplateDAO`: Data access for document templates
+- `formTemplateEditor`: Visual template designer
+- `formTemplateList`: Template list management
 - `AvatarWidget`: For displaying user/entity avatars
 
 ## Extending the Application

budgetPro.pro

@@ -15,7 +15,7 @@ INCLUDEPATH = \
     src/gui/forms \
     src/models
 
-FORMS = src/gui/mainwindow.ui \
+FORMS = src/gui/mainwindow/mainwindow.ui \
     src/gui/forms/formbaselist.ui \
     src/gui/forms/formbudget.ui \
     src/gui/forms/formbudgetlist.ui \
@@ -30,15 +30,15 @@ FORMS = src/gui/mainwindow.ui \
     src/gui/forms/formbase.ui
 
 
-HEADERS = src/gui/mainwindow.h \
+HEADERS = src/gui/mainwindow/mainwindow.h \
     src/gui/forms/formbaselist.h \
     src/gui/forms/formbudgetlist.h \
     src/models/treemodel.h \
-    itemnumberdelegate.h \
+    src/gui/widgets/itemnumberdelegate.h \
-    qmtreeview.h \
+    src/gui/widgets/qmtreeview.h \
-    itemtextdelegate.h \
+    src/gui/widgets/itemtextdelegate.h \
-    header.h \
+    src/utils/header.h \
-    mapplication.h \
+    src/app/mapplication.h \
     src/gui/forms/formbudget.h \
     utils/fiebdc.h \
     utils/filterlineedit.h \
@@ -48,7 +48,7 @@ HEADERS = src/gui/mainwindow.h \
     widget/avatarwidget.h \
     src/gui/forms/formproduct.h \
     data/sqltable.h \
-    itemrichtextdelegate.h \
+    src/gui/widgets/itemrichtextdelegate.h \
     src/gui/forms/dialogcreateenterprise.h \
     utils/frameless.h \
     src/gui/forms/dialogopencompany.h \
@@ -56,31 +56,31 @@ HEADERS = src/gui/mainwindow.h \
     src/gui/forms/formelementlist.h \
     src/gui/forms/formthirdlist.h \
     widget/mlineeditbutton.h \
-    itemtextpopupdelegate.h \
+    src/gui/widgets/itemtextpopupdelegate.h \
     widget/lineedittag.h \
     widget/treemodelcomposeelement.h \
-    itemcomboboxdelegate.h \
+    src/gui/widgets/itemcomboboxdelegate.h \
     src/gui/widgets/qlistmodel.h \
     widget/msqlquerymodel.h \
     src/gui/forms/forminvoiceinlist.h \
     src/gui/forms/formbase.h \
-    treeitem.h
+    src/models/treeitem.h
 
 
 RESOURCES   = editabletreemodel.qrc
 
 
-SOURCES = src/gui/mainwindow.cpp \
+SOURCES = src/gui/mainwindow/mainwindow.cpp \
     utils/dbutils.cpp \
     src/gui/forms/formbaselist.cpp \
     src/gui/forms/formbudgetlist.cpp \
     src/models/treemodel.cpp \
-    main.cpp \
+    src/main.cpp \
-    itemnumberdelegate.cpp \
+    src/gui/widgets/itemnumberdelegate.cpp \
-    qmtreeview.cpp \
+    src/gui/widgets/qmtreeview.cpp \
-    itemtextdelegate.cpp \
+    src/gui/widgets/itemtextdelegate.cpp \
-    header.cpp \
+    src/utils/header.cpp \
-    mapplication.cpp \
+    src/app/mapplication.cpp \
     src/gui/forms/formbudget.cpp \
     utils/fiebdc.cpp \
     utils/filterlineedit.cpp \
@@ -89,7 +89,7 @@ SOURCES = src/gui/mainwindow.cpp \
     src/gui/forms/formthird.cpp \
     widget/avatarwidget.cpp \
     src/gui/forms/formproduct.cpp \
-    itemrichtextdelegate.cpp \
+    src/gui/widgets/itemrichtextdelegate.cpp \
     src/gui/forms/dialogcreateenterprise.cpp \
     utils/frameless.cpp \
     src/gui/forms/dialogopencompany.cpp \
@@ -97,15 +97,15 @@ SOURCES = src/gui/mainwindow.cpp \
     src/gui/forms/formelementlist.cpp \
     src/gui/forms/formthirdlist.cpp \
     widget/mlineeditbutton.cpp \
-    itemtextpopupdelegate.cpp \
+    src/gui/widgets/itemtextpopupdelegate.cpp \
     widget/lineedittag.cpp \
     widget/treemodelcomposeelement.cpp \
-    itemcomboboxdelegate.cpp \
+    src/gui/widgets/itemcomboboxdelegate.cpp \
     src/gui/widgets/qlistmodel.cpp \
     widget/msqlquerymodel.cpp \
     src/gui/forms/forminvoiceinlist.cpp \
     src/gui/forms/formbase.cpp \
-    treeitem.cpp
+    src/models/treeitem.cpp
 
 
 # install

build.bat

@@ -0,0 +1,9 @@
+@echo off
+:: Build script for Windows
+set BUILD_DIR=build
+if not exist %BUILD_DIR% mkdir %BUILD_DIR%
+cd %BUILD_DIR%
+cmake ..
+cmake --build . --config Release
+cd ..
+echo Build complete. Binary located in %BUILD_DIR%\Release\BudgetPro.exe

build.sh

@@ -0,0 +1,13 @@
+#!/bin/bash
+# Build script for Linux and macOS
+BUILD_DIR="build"
+
+if [ ! -d "$BUILD_DIR" ]; then
+  mkdir $BUILD_DIR
+fi
+
+cd $BUILD_DIR
+cmake ..
+make -j$(nproc)
+cd ..
+echo "Build complete. Binary located in $BUILD_DIR/BudgetPro"

data/sqltable.h

@@ -148,98 +148,6 @@ const QString tElemento = "CREATE TABLE ELEMENT ("
         "WIDTH              FLOAT, "                                // 21. ID proveedor por defecto
         "LENGHT             FLOAT, "                                // 22. ID proveedor por defecto
 
-/* Interesa??
-        // Proveedores:
-        "SUPPLIER_ID_0              VARCHAR(10), "                  // 23. ID del proveedor
-        "SUPPLIER_NAME_0            VARCHAR(60), "                  // 24. Nombre del proveedor
-        "SUPPLIER_REFERENCE_0       VARCHAR(20), "                  // 25. Ref. del elemento que tiene el proveedor
-        "SUPPLIER_REAL_PRICE_0      FLOAT, "                        // 26. PVP
-        "SUPPLIER_DISCOUNT_0        FLOAT, "                        // 27. Descuento
-        "SUPPLIER_PURCHASE_PRICE_0  FLOAT, "                        // 28. Precio compra
-        "SUPPLIER_MINIMUM_AMOUNT_0  FLOAT, "                        // 29. Cantidad mínima de pedido
-        "SUPPLIER_DATE_UPDATE_0     DATE, "                         // 30. Fecha de actualización del precio
-
-        "SUPPLIER_ID_1 VARCHAR(10), "     // 18. ID del proveedor
-        "SUPPLIER_NAME_1 VARCHAR(60), "   // 19. Nombre del proveedor
-        "SUPPLIER_REFERENCE_1 VARCHAR(20), "   // 20. Ref. del elemento que tiene el proveedor
-        "SUPPLIER_REAL_PRICE_1 FLOAT, "   // 21. PVP
-        "SUPPLIER_DISCOUNT_1 FLOAT, "   // 22. Descuento
-        "SUPPLIER_PURCHASE_PRICE_1 FLOAT, "   // 23. Precio compra
-        "SUPPLIER_MINIMUM_AMOUNT_1 FLOAT, "  // 24. Cantidad mínima de pedido
-        "SUPPLIER_DATE_UPDATE_1 DATE, "  // 25. Fecha de actualización del precio
-
-        "SUPPLIER_ID_2 VARCHAR(10), "     // 18. ID del proveedor
-        "SUPPLIER_NAME_2 VARCHAR(60), "   // 19. Nombre del proveedor
-        "SUPPLIER_REFERENCE_2 VARCHAR(20), "   // 20. Ref. del elemento que tiene el proveedor
-        "SUPPLIER_REAL_PRICE_2 FLOAT, "   // 21. PVP
-        "SUPPLIER_DISCOUNT_2 FLOAT, "   // 22. Descuento
-        "SUPPLIER_PURCHASE_PRICE_2 FLOAT, "   // 23. Precio compra
-        "SUPPLIER_MINIMUM_AMOUNT_2 FLOAT, "  // 24. Cantidad mínima de pedido
-        "SUPPLIER_DATE_UPDATE_2 DATE, "  // 25. Fecha de actualización del precio
-
-        "SUPPLIER_ID_3 VARCHAR(10), "     // 18. ID del proveedor
-        "SUPPLIER_NAME_3 VARCHAR(60), "   // 19. Nombre del proveedor
-        "SUPPLIER_REFERENCE_3 VARCHAR(20), "   // 20. Ref. del elemento que tiene el proveedor
-        "SUPPLIER_REAL_PRICE_3 FLOAT, "   // 21. PVP
-        "SUPPLIER_DISCOUNT_3 FLOAT, "   // 22. Descuento
-        "SUPPLIER_PURCHASE_PRICE_3 FLOAT, "   // 23. Precio compra
-        "SUPPLIER_MINIMUM_AMOUNT_3 FLOAT, "  // 24. Cantidad mínima de pedido
-        "SUPPLIER_DATE_UPDATE_3 DATE, "  // 25. Fecha de actualización del precio
-
-        "SUPPLIER_ID_4 VARCHAR(10), "     // 18. ID del proveedor
-        "SUPPLIER_NAME_4 VARCHAR(60), "   // 19. Nombre del proveedor
-        "SUPPLIER_REFERENCE_4 VARCHAR(20), "   // 20. Ref. del elemento que tiene el proveedor
-        "SUPPLIER_REAL_PRICE_4 FLOAT, "   // 21. PVP
-        "SUPPLIER_DISCOUNT_4 FLOAT, "   // 22. Descuento
-        "SUPPLIER_PURCHASE_PRICE_4 FLOAT, "   // 23. Precio compra
-        "SUPPLIER_MINIMUM_AMOUNT_4 FLOAT, "  // 24. Cantidad mínima de pedido
-        "SUPPLIER_DATE_UPDATE_4 DATE, "  // 25. Fecha de actualización del precio
-
-        "SUPPLIER_ID_5 VARCHAR(10), "     // 18. ID del proveedor
-        "SUPPLIER_NAME_5 VARCHAR(60), "   // 19. Nombre del proveedor
-        "SUPPLIER_REFERENCE_5 VARCHAR(20), "   // 20. Ref. del elemento que tiene el proveedor
-        "SUPPLIER_REAL_PRICE_5 FLOAT, "   // 21. PVP
-        "SUPPLIER_DISCOUNT_5 FLOAT, "   // 22. Descuento
-        "SUPPLIER_PURCHASE_PRICE_5 FLOAT, "   // 23. Precio compra
-        "SUPPLIER_MINIMUM_AMOUNT_5 FLOAT, "  // 24. Cantidad mínima de pedido
-        "SUPPLIER_DATE_UPDATE_5 DATE, "  // 25. Fecha de actualización del precio
-
-        "SUPPLIER_ID_6 VARCHAR(10), "     // 18. ID del proveedor
-        "SUPPLIER_NAME_6 VARCHAR(60), "   // 19. Nombre del proveedor
-        "SUPPLIER_REFERENCE_6 VARCHAR(20), "   // 20. Ref. del elemento que tiene el proveedor
-        "SUPPLIER_REAL_PRICE_6 FLOAT, "   // 21. PVP
-        "SUPPLIER_DISCOUNT_6 FLOAT, "   // 22. Descuento
-        "SUPPLIER_PURCHASE_PRICE_6 FLOAT, "   // 23. Precio compra
-        "SUPPLIER_MINIMUM_AMOUNT_6 FLOAT, "  // 24. Cantidad mínima de pedido
-        "SUPPLIER_DATE_UPDATE_6 DATE, "  // 25. Fecha de actualización del precio
-
-        "SUPPLIER_ID_7 VARCHAR(10), "     // 18. ID del proveedor
-        "SUPPLIER_NAME_7 VARCHAR(60), "   // 19. Nombre del proveedor
-        "SUPPLIER_REFERENCE_7 VARCHAR(20), "   // 20. Ref. del elemento que tiene el proveedor
-        "SUPPLIER_REAL_PRICE_7 FLOAT, "   // 21. PVP
-        "SUPPLIER_DISCOUNT_7 FLOAT, "   // 22. Descuento
-        "SUPPLIER_PURCHASE_PRICE_7 FLOAT, "   // 23. Precio compra
-        "SUPPLIER_MINIMUM_AMOUNT_7 FLOAT, "  // 24. Cantidad mínima de pedido
-        "SUPPLIER_DATE_UPDATE_7 DATE, "  // 25. Fecha de actualización del precio
-
-        "SUPPLIER_ID_8 VARCHAR(10), "     // 18. ID del proveedor
-        "SUPPLIER_NAME_8 VARCHAR(60), "   // 19. Nombre del proveedor
-        "SUPPLIER_REFERENCE_8 VARCHAR(20), "   // 20. Ref. del elemento que tiene el proveedor
-        "SUPPLIER_REAL_PRICE_8 FLOAT, "   // 21. PVP
-        "SUPPLIER_DISCOUNT_8 FLOAT, "   // 22. Descuento
-        "SUPPLIER_PURCHASE_PRICE_8 FLOAT, "   // 23. Precio compra
-        "SUPPLIER_MINIMUM_AMOUNT_8 FLOAT, "  // 24. Cantidad mínima de pedido
-        "SUPPLIER_DATE_UPDATE_8 DATE, "  // 25. Fecha de actualización del precio
-
-        "SUPPLIER_ID_9 VARCHAR(10), "     // 18. ID del proveedor
-        "SUPPLIER_NAME_9 VARCHAR(60), "   // 19. Nombre del proveedor
-        "SUPPLIER_REFERENCE_9 VARCHAR(20), "   // 20. Ref. del elemento que tiene el proveedor
-        "SUPPLIER_REAL_PRICE_9 FLOAT, "   // 21. PVP
-        "SUPPLIER_DISCOUNT_9 FLOAT, "   // 22. Descuento
-        "SUPPLIER_PURCHASE_PRICE_9 FLOAT, "   // 23. Precio compra
-        "SUPPLIER_MINIMUM_AMOUNT_9 FLOAT, "  // 24. Cantidad mínima de pedido
-        "SUPPLIER_DATE_UPDATE_9 DATE, "  // 97. Fecha de actualización del precio
-*/
         "SUPPLIER_DEFAULT VARCHAR(10), "                            // 98. CODE proveedor por defecto
 
         "CREATEDAT DATE DEFAULT CURRENT_DATE, "                     // 25. Fecha de creación
@@ -417,7 +325,7 @@ const QString tDataDocVenta = "CREATE TABLE SALEDOCUMENTDATA ("
   //---------------------- DOCUMENTOS DE COMPRA --------------------------------
 const QString tDocCompra = "CREATE TABLE BUYDOCUMENT ("
         "ID                 INTEGER PRIMARY KEY AUTOINCREMENT, "       // 0.  ID
-        "TYPE               VARCHAR(2)	NOT NULL, "                  // 1.  Tipo de documento:
+        "TYPE               VARCHAR(2)\tNOT NULL, "                  // 1.  Tipo de documento:
         "CODE               VARCHAR(20) NOT NULL, "                  // 2.  Código documento
         "SUPPLIER_CODE      VARCHAR(20) NOT NULL, "                  // 3.  Código proveedor
         "SUPPLIER_NAME      VARCHAR(100) NOT NULL, "                  // 4.  Nombre proveedor
@@ -439,7 +347,7 @@ const QString tDocCompra = "CREATE TABLE BUYDOCUMENT ("
 
 const QString tDataDocCompra = "CREATE TABLE BUYDOCUMENTDATA ("
         "ID                 INTEGER NOT NULL, "                             // 0.  ID linea
-        "BUYDOCUMENT_CODE	VARCHAR(10)	NOT NULL, "             // 1.  ID Documento de compra
+        "BUYDOCUMENT_CODE\tVARCHAR(10)\tNOT NULL, "             // 1.  ID Documento de compra
         "ELEMENT_CODE       VARCHAR(20), "                          // 2.  ID del elemento
         "ELEMENT_SUPPLIER_CODE  VARCHAR(20), "                 // 3.  ID del elemento que tiene el proveedor
         "ELEMENT_NAME       VARCHAR(100), "                          // 4.  Descripción del elemento
@@ -458,24 +366,24 @@ const QString tDataDocCompra = "CREATE TABLE BUYDOCUMENTDATA ("
 
   //----------------------- PROYECTO -----------------------------------------
 const QString tProyecto = "CREATE TABLE PROJECT ("
-    "ID	INTEGER PRIMARY KEY AUTOINCREMENT, "           // 0.  ID
+    "ID\tINTEGER PRIMARY KEY AUTOINCREMENT, "           // 0.  ID
-    "CODE	VARCHAR(20) NOT NULL, "                      // 1.  ID
+    "CODE\tVARCHAR(20) NOT NULL, "                      // 1.  ID
-    "TITLE	VARCHAR(100) NOT NULL, "                   // 2.  Título
+    "TITLE\tVARCHAR(100) NOT NULL, "                   // 2.  Título
-    "CUSTOMER_CODE	VARCHAR(10) NOT NULL, "            // 3.  ID Cliente
+    "CUSTOMER_CODE\tVARCHAR(10) NOT NULL, "            // 3.  ID Cliente
-    "CUSTOMER_NAME	VARCHAR(60) NOT NULL, "            // 4.  Nombre del cliente
+    "CUSTOMER_NAME\tVARCHAR(60) NOT NULL, "            // 4.  Nombre del cliente
-    "START_DATE	DATE DEFAULT CURRENT_DATE, "           // 5.  Fecha de Inicio
+    "START_DATE\tDATE DEFAULT CURRENT_DATE, "           // 5.  Fecha de Inicio
-    "DURATION	DATE, "                                  // 6.  Fecha de Inicio
+    "DURATION\tDATE, "                                  // 6.  Fecha de Inicio
-    "STATE	VARCHAR(10), "                             // 7.  Estado
+    "STATE\tVARCHAR(10), "                             // 7.  Estado
 
     // Dirección de la obra
-    "CONTACT	VARCHAR(60), "                           // 8.  Contacto
+    "CONTACT\tVARCHAR(60), "                           // 8.  Contacto
-    "ADDRESS1	VARCHAR(40), "                           // 9.  Dir L1
+    "ADDRESS1\tVARCHAR(40), "                           // 9.  Dir L1
-    "ADDRESS2	VARCHAR(40), "                           // 10.  Dir L2
+    "ADDRESS2\tVARCHAR(40), "                           // 10.  Dir L2
-    "POSTCODE	VARCHAR(9), "                            // 11. CP
+    "POSTCODE\tVARCHAR(9), "                            // 11. CP
-    "CITY	VARCHAR(80), "                               // 12. Ciudad
+    "CITY\tVARCHAR(80), "                               // 12. Ciudad
-    "PHONE	VARCHAR(20), "                             // 13. Telefono
+    "PHONE\tVARCHAR(20), "                             // 13. Telefono
-    "MOBILE	VARCHAR(20), "                             // 14. Movil
+    "MOBILE\tVARCHAR(20), "                             // 14. Movil
-    "EMAIL	VARCHAR(60), "                             // 15. e-mail
+    "EMAIL\tVARCHAR(60), "                             // 15. e-mail
 
     "pyGantt BLOB"                                     // 16. Imagen
 
@@ -484,15 +392,15 @@ const QString tProyecto = "CREATE TABLE PROJECT ("
     ");";
 
 const QString tProjectControl = "CREATE TABLE PROJECTCONTROL ("
-    "ID	INTEGER PRIMARY KEY AUTOINCREMENT, "           // 01.  ID
+    "ID\tINTEGER PRIMARY KEY AUTOINCREMENT, "           // 01.  ID
-    "pcPYCODE	VARCHAR(20) NOT NULL, "                  // 02.  ID
+    "pcPYCODE\tVARCHAR(20) NOT NULL, "                  // 02.  ID
-    "pcELID	VARCHAR(20) NOT NULL, "                    // 03.  ID
+    "pcELID\tVARCHAR(20) NOT NULL, "                    // 03.  ID
     "pcELTITLE VARCHAR(100) NOT NULL, "                // 04.  ID Cliente
-    "pcELTOTAL	FLOAT, "                               // 05.  Nombre del cliente
+    "pcELTOTAL\tFLOAT, "                               // 05.  Nombre del cliente
     "pcELINSTALLED FLOAT, "                            // 06.  Fecha de Inicio
-    "pcELREST	FLOAT, "                                 // 07.  Fecha de Inicio
+    "pcELREST\tFLOAT, "                                 // 07.  Fecha de Inicio
-    "pcELUNIT	VARCHAR(2), "                            // 08.  Estado
+    "pcELUNIT\tVARCHAR(2), "                            // 08.  Estado
-    "pcELDATE	DATE DEFAULT CURRENT_DATE, "             // 09.  Estado
+    "pcELDATE\tDATE DEFAULT CURRENT_DATE, "             // 09.  Estado
     "pcELTYPE VARCHAR(3), "
     "pcELNODEINDEX INTEGER, "
     "pcTASK VARCHAR(50), "
@@ -501,14 +409,34 @@ const QString tProjectControl = "CREATE TABLE PROJECTCONTROL ("
     "CREATEDAT DATETIME DEFAULT CURRENT_DATE"
     ");";
 
+//----------------------- PROJECTDOCUMENT ------------------------------------
+const QString tProjectDocument = "CREATE TABLE PROJECTDOCUMENT ("
+    "ID                 INTEGER PRIMARY KEY AUTOINCREMENT, "
+    "PROJECT_CODE       VARCHAR(20) NOT NULL, "
+    "DOC_TYPE           VARCHAR(2) NOT NULL, "
+    "DOC_CODE           VARCHAR(20) NOT NULL, "
+    "CREATEDBY          VARCHAR(100), "
+    "CREATEDAT          DATETIME DEFAULT CURRENT_TIMESTAMP"
+    ");";
+
+//----------------------- PROJECTBUDGET --------------------------------------
+const QString tProjectBudget = "CREATE TABLE PROJECTBUDGET ("
+    "ID                 INTEGER PRIMARY KEY AUTOINCREMENT, "
+    "PROJECT_CODE       VARCHAR(20) NOT NULL, "
+    "CONCEPT            VARCHAR(200), "
+    "AMOUNT             FLOAT, "
+    "CREATEDBY          VARCHAR(100), "
+    "CREATEDAT          DATETIME DEFAULT CURRENT_TIMESTAMP"
+    ");";
+
   //----------------------- TRABAJADOR ---------------------------------------
 const QString tTrabajador = "CREATE TABLE EMPLOYEE ("
     "ID INTEGER PRIMARY KEY AUTOINCREMENT, "           // 01. ID
     "SURNAME VARCHAR(60) NOT NULL, "                   // 02. Apellidos
     "NAME VARCHAR(60) NOT NULL, "                      // 03. Nombre
-    "STATE	BOOLEAN	DEFAULT FALSE, "                   // 04. Activo o inactivo
+    "STATE\tBOOLEAN\tDEFAULT FALSE, "                   // 04. Activo o inactivo
     "CATEGORY VARCHAR(30), "                           // 05. Categoría
-    "PRICEPERHOUR	FLOAT, "                             // 06. Precio Hora
+    "PRICEPERHOUR\tFLOAT, "                             // 06. Precio Hora
     "NOTES BLOB,"                                      // 07. Notas
     "PICTURE BLOB,"
 
@@ -518,19 +446,19 @@ const QString tTrabajador = "CREATE TABLE EMPLOYEE ("
 
   //----------------------- CONTACTOS -----------------------------------------
 const QString tContact = "CREATE TABLE CONTACT ("
-    "coID	INTEGER PRIMARY KEY AUTOINCREMENT, "         // 01. ID
+    "coID\tINTEGER PRIMARY KEY AUTOINCREMENT, "         // 01. ID
-    "coCode	VARCHAR(20) NOT NULL, "                    // 02. Code
+    "coCode\tVARCHAR(20) NOT NULL, "                    // 02. Code
-    "coNombre	VARCHAR(60) NOT NULL, "                  // 03. Nombre
+    "coNombre\tVARCHAR(60) NOT NULL, "                  // 03. Nombre
-    "coApellido	VARCHAR(60) NOT NULL, "                // 04. Apellidos
+    "coApellido\tVARCHAR(60) NOT NULL, "                // 04. Apellidos
-    "coForma	VARCHAR(10), "                           // 05. Forma
+    "coForma\tVARCHAR(10), "                           // 05. Forma
 
-    "coPuesto	VARCHAR(20), "                           // 06. Puesto
+    "coPuesto\tVARCHAR(20), "                           // 06. Puesto
-    "coclCode	VARCHAR(20), "                           // 07. Código Empresa
+    "coclCode\tVARCHAR(20), "                           // 07. Código Empresa
     "coclNom VARCHAR(100), "                            // 08. Nombre Empresa
-    "coTel	VARCHAR(20), "                             // 09. Teléfono fijo
+    "coTel\tVARCHAR(20), "                             // 09. Teléfono fijo
-    "coMovil	VARCHAR(20), "                           // 10. Teléfono móvil
+    "coMovil\tVARCHAR(20), "                           // 10. Teléfono móvil
-    "coFax	VARCHAR(20), "                             // 11. Fax
+    "coFax\tVARCHAR(20), "                             // 11. Fax
-    "coEMail	VARCHAR(60),"                            // 12. e-mail
+    "coEMail\tVARCHAR(60),"                            // 12. e-mail
     "coImage BLOB,"                                    // 13. Imagen
 
     "CREATEDAT DATE DEFAULT CURRENT_DATE, "    // 25. Fecha de creación
@@ -539,10 +467,29 @@ const QString tContact = "CREATE TABLE CONTACT ("
 
 
 
+//----------------------- TEMPLATE -----------------------------------------
+const QString tTemplate = "CREATE TABLE TEMPLATE ("
+    "ID                 INTEGER PRIMARY KEY AUTOINCREMENT, "
+    "NAME               VARCHAR(100) NOT NULL, "
+    "DESCRIPTION        VARCHAR(500), "
+    "DOCUMENT_TYPE      VARCHAR(20) NOT NULL, "
+    "WIDTH_MM           FLOAT DEFAULT 210, "
+    "HEIGHT_MM          FLOAT DEFAULT 297, "
+    "MARGIN_TOP         FLOAT DEFAULT 20, "
+    "MARGIN_BOTTOM      FLOAT DEFAULT 20, "
+    "MARGIN_LEFT        FLOAT DEFAULT 20, "
+    "MARGIN_RIGHT       FLOAT DEFAULT 20, "
+    "CONTENT            TEXT, "
+    "IS_DEFAULT         BOOLEAN DEFAULT 0, "
+    "CREATEDBY          VARCHAR(100), "
+    "CREATEDAT          DATETIME DEFAULT CURRENT_TIMESTAMP, "
+    "UPDATEDAT          DATETIME DEFAULT CURRENT_TIMESTAMP"
+    ");";
+
 const QStringList dbTables = {tDBInfo, tEmpresaInfo, tThird, tElemento, tElemComp, tUnidad, tPropuestaVenta, tDataPropuestaVenta,
-    tDocVenta, tDataDocVenta, tDocCompra, tDataDocCompra, tContact};
+    tDocVenta, tDataDocVenta, tDocCompra, tDataDocCompra, tContact, tTemplate, tProjectDocument, tProjectBudget};
 
 const QStringList dbTableNames = {"DBINFO", "ENTERPRISESINFO", "THIRD", "ELEMENT", "ELEMENTCOMPOSITION", "UNIT", "SALEPROPOSAL", "SALEPROPOSALDATA",
-    "SALEDOCUMENT", "SALEDOCUMENTDATA", "BUYDOCUMENT", "BUYDOCUMENTDATA", "CONTACT"};
+    "SALEDOCUMENT", "SALEDOCUMENTDATA", "BUYDOCUMENT", "BUYDOCUMENTDATA", "CONTACT", "TEMPLATE", "PROJECTDOCUMENT", "PROJECTBUDGET"};
 
 #endif // SQLTABLE_H

gui/formelementlist.cpp.backup

@@ -1,178 +0,0 @@
-#include "formelementlist.h"
-#include "qpainter.h"
-#include "ui_formelementlist.h"
-#include "formproduct.h"
-#include "mainwindow.h"
-#include "mapplication.h"
-#include "msqlquerymodel.h"
-#include "utils/filtertableheader.h"
-#include "gui/formbaselist.h"
-
-#include <QDrag>
-
-
-formElementList::formElementList(QWidget *parent) :
-    QWidget(parent),
-    ui(new Ui::formElementList)
-{
-    ui->setupUi(this);
-
-    mModel = new MSqlQueryModel(this);
-    ui->tableView->setModel(mModel);
-    updateList();
-    ui->tableView->setColumnWidth(0, 150);
-    ui->tableView->setColumnWidth(1, 80);
-    ui->tableView->setColumnWidth(2, 120);
-    ui->tableView->setColumnWidth(3, 350);
-    ui->tableView->setColumnWidth(4, 80);
-    ui->tableView->setColumnWidth(5, 80);
-    ui->tableView->setColumnWidth(6, 40);
-
-    // Set up filter row
-    auto *m_tableHeader = new FilterTableHeader(ui->tableView);
-    ui->tableView->setHorizontalHeader(m_tableHeader);
-    m_tableHeader->setFilter(0, "");
-    m_tableHeader->setFocusColumn(0);
-
-    ui->tableView->horizontalHeader()->model()->setHeaderData(0, Qt::Horizontal, tr("Tipo"));
-    ui->tableView->horizontalHeader()->model()->setHeaderData(1, Qt::Horizontal, tr("Clase"));
-    ui->tableView->horizontalHeader()->model()->setHeaderData(2, Qt::Horizontal, tr("Código"));
-    ui->tableView->horizontalHeader()->model()->setHeaderData(3, Qt::Horizontal, tr("Resumen"));
-    ui->tableView->horizontalHeader()->model()->setHeaderData(4, Qt::Horizontal, tr("Coste"));
-    ui->tableView->horizontalHeader()->model()->setHeaderData(5, Qt::Horizontal, tr("Venta"));
-    ui->tableView->horizontalHeader()->model()->setHeaderData(6, Qt::Horizontal, tr("Activo"));
-
-    ui->tableView->setDragEnabled(true);  // Habilita el drag
-    connect(ui->tableView, &QTableView::pressed, this, &formElementList::startDrag);
-}
-
-formElementList::~formElementList()
-{
-    delete ui;
-}
-
-void formElementList::updateList()
-{
-    dApp->Enterprise().open();
-    mModel->setQuery("SELECT TYPE1, TYPE2, CODE, TITLE, PURCHASE_PRICE, SALE_PRICE, STATE FROM ELEMENT" /*" ORDER BY CODE ASC"*/,
-                     dApp->Enterprise());
-    dApp->Enterprise().close();
-}
-
-void formElementList::on_buttonNew_released()
-{
-    formProduct *form = dApp->mainWindow()->createFormProduct(); // sustistuir por Mainwindow::createFormProduct();
-    form->show();
-}
-
-void formElementList::on_buttonEdit_released()
-{
-    openDocument(ui->tableView->currentIndex());
-}
-
-void formElementList::on_buttonClone_released()
-{
-
-}
-
-void formElementList::on_buttonDelete_released()
-{
-    QModelIndex index = ui->tableView->currentIndex();
-    QAbstractItemModel *model = const_cast<QAbstractItemModel*>(index.model()); // Obtén el modelo asociado
-    if (index.column() != 0)
-    {
-        //index = index.parent().child(index.row(), 0);
-        index = model->index(index.row(), 0, index.parent());
-    }
-    QString ID = index.data().toString();
-    QModelIndex parentIndex = index.parent();
-    QModelIndex childIndex = model->index(index.row(), 2, parentIndex); // Obtén el índice del hijo
-    int type = childIndex.data().toInt(); // Accede al dato
-    //int type = index.parent().child(index.row(), 2).data().toInt();
-
-    dApp->Enterprise().open();
-    QSqlQuery qry = QSqlQuery(dApp->Enterprise());
-
-    /*
-    if (index.parent().child(index.row(), 2).data().toInt() == 0)
-    {
-        // TODO: borrar la composición
-        if(!qry.exec(QString("DELETE FROM ELEMENTCOMPOSITION WHERE CODE = '%1';").arg(ID)))
-        {
-            qDebug() << "Error ejecutando el query: " << qry.lastError().text() << "\n";
-            goto error;
-        }
-    }
-    */
-
-    if(!qry.exec(QString("DELETE FROM ELEMENT WHERE CODE = '%1';").arg(ID)))
-    {
-        qDebug() << "Error ejecutando el query: " << qry.lastError().text() << "\n";
-    }
-    updateList();
-
-error:
-    dApp->Enterprise().close();
-}
-
-void formElementList::on_buttonUpdate_released()
-{
-    updateList();
-}
-
-void formElementList::on_tableView_doubleClicked(const QModelIndex &index)
-{
-    openDocument(index);
-}
-
-
-
-
-
-
-
-void formElementList::openDocument(QModelIndex index)
-{
-    QAbstractItemModel *model = ui->tableView->model();
-    //QModelIndex item = index;
-    formProduct *form = dApp->mainWindow()->createFormProduct();
-
-    //if (index.column() != 2)
-    //    item = index.parent().child(index.row(), 2);
-    form->openDocument(model->index(index.row(), 2).data().toString());// item.data().toString());
-    form->show();
-}
-
-
-void formElementList::startDrag(const QModelIndex &index) {
-    if (!index.isValid())
-        return;
-
-    // Crear datos MIME
-    QMimeData *mimeData = new QMimeData();
-    QString data = mModel->data(index).toString();
-    mimeData->setText(data);
-
-    // Iniciar arrastre
-    QDrag *drag = new QDrag(ui->tableView);
-    drag->setMimeData(mimeData);
-
-    // Crear un ícono para el cursor
-    QPixmap pixmap(100, 30);
-    pixmap.fill(Qt::transparent); // Fondo transparente
-
-    QPainter painter(&pixmap);
-    painter.setBrush(Qt::yellow);
-    painter.drawRoundedRect(0, 0, pixmap.width(), pixmap.height(), 5, 5);
-
-    painter.setPen(Qt::black);
-    painter.drawText(pixmap.rect(), Qt::AlignCenter, data);
-    painter.end();
-
-    drag->setPixmap(pixmap); // Asignar el ícono al cursor
-    //drag->setHotSpot(QPoint(pixmap.width() / 2, pixmap.height() / 2)); // Centro del ícono como punto caliente
-
-
-    drag->exec(Qt::MoveAction);
-}
-

gui/formelementlist.cpp.bak

@@ -1,178 +0,0 @@
-#include "formelementlist.h"
-#include "qpainter.h"
-#include "ui_formelementlist.h"
-#include "formproduct.h"
-#include "mainwindow.h"
-#include "mapplication.h"
-#include "msqlquerymodel.h"
-#include "utils/filtertableheader.h"
-#include "gui/formbaselist.h"
-
-#include <QDrag>
-
-
-formElementList::formElementList(QWidget *parent) :
-    QWidget(parent),
-    ui(new Ui::formElementList)
-{
-    ui->setupUi(this);
-
-    mModel = new MSqlQueryModel(this);
-    ui->tableView->setModel(mModel);
-    updateList();
-    ui->tableView->setColumnWidth(0, 150);
-    ui->tableView->setColumnWidth(1, 80);
-    ui->tableView->setColumnWidth(2, 120);
-    ui->tableView->setColumnWidth(3, 350);
-    ui->tableView->setColumnWidth(4, 80);
-    ui->tableView->setColumnWidth(5, 80);
-    ui->tableView->setColumnWidth(6, 40);
-
-    // Set up filter row
-    auto *m_tableHeader = new FilterTableHeader(ui->tableView);
-    ui->tableView->setHorizontalHeader(m_tableHeader);
-    m_tableHeader->setFilter(0, "");
-    m_tableHeader->setFocusColumn(0);
-
-    ui->tableView->horizontalHeader()->model()->setHeaderData(0, Qt::Horizontal, tr("Tipo"));
-    ui->tableView->horizontalHeader()->model()->setHeaderData(1, Qt::Horizontal, tr("Clase"));
-    ui->tableView->horizontalHeader()->model()->setHeaderData(2, Qt::Horizontal, tr("Código"));
-    ui->tableView->horizontalHeader()->model()->setHeaderData(3, Qt::Horizontal, tr("Resumen"));
-    ui->tableView->horizontalHeader()->model()->setHeaderData(4, Qt::Horizontal, tr("Coste"));
-    ui->tableView->horizontalHeader()->model()->setHeaderData(5, Qt::Horizontal, tr("Venta"));
-    ui->tableView->horizontalHeader()->model()->setHeaderData(6, Qt::Horizontal, tr("Activo"));
-
-    ui->tableView->setDragEnabled(true);  // Habilita el drag
-    connect(ui->tableView, &QTableView::pressed, this, &formElementList::startDrag);
-}
-
-formElementList::~formElementList()
-{
-    delete ui;
-}
-
-void formElementList::updateList()
-{
-    dApp->Enterprise().open();
-    mModel->setQuery("SELECT TYPE1, TYPE2, CODE, TITLE, PURCHASE_PRICE, SALE_PRICE, STATE FROM ELEMENT" /*" ORDER BY CODE ASC"*/,
-                     dApp->Enterprise());
-    dApp->Enterprise().close();
-}
-
-void formElementList::on_buttonNew_released()
-{
-    formProduct *form = dApp->mainWindow()->createFormProduct(); // sustistuir por Mainwindow::createFormProduct();
-    form->show();
-}
-
-void formElementList::on_buttonEdit_released()
-{
-    openDocument(ui->tableView->currentIndex());
-}
-
-void formElementList::on_buttonClone_released()
-{
-
-}
-
-void formElementList::on_buttonDelete_released()
-{
-    QModelIndex index = ui->tableView->currentIndex();
-    QAbstractItemModel *model = const_cast<QAbstractItemModel*>(index.model()); // Obtén el modelo asociado
-    if (index.column() != 0)
-    {
-        //index = index.parent().child(index.row(), 0);
-        index = model->index(index.row(), 0, index.parent());
-    }
-    QString ID = index.data().toString();
-    QModelIndex parentIndex = index.parent();
-    QModelIndex childIndex = model->index(index.row(), 2, parentIndex); // Obtén el índice del hijo
-    int type = childIndex.data().toInt(); // Accede al dato
-    //int type = index.parent().child(index.row(), 2).data().toInt();
-
-    dApp->Enterprise().open();
-    QSqlQuery qry = QSqlQuery(dApp->Enterprise());
-
-    /*
-    if (index.parent().child(index.row(), 2).data().toInt() == 0)
-    {
-        // TODO: borrar la composición
-        if(!qry.exec(QString("DELETE FROM ELEMENTCOMPOSITION WHERE CODE = '%1';").arg(ID)))
-        {
-            qDebug() << "Error ejecutando el query: " << qry.lastError().text() << "\n";
-            goto error;
-        }
-    }
-    */
-
-    if(!qry.exec(QString("DELETE FROM ELEMENT WHERE CODE = '%1';").arg(ID)))
-    {
-        qDebug() << "Error ejecutando el query: " << qry.lastError().text() << "\n";
-    }
-    updateList();
-
-error:
-    dApp->Enterprise().close();
-}
-
-void formElementList::on_buttonUpdate_released()
-{
-    updateList();
-}
-
-void formElementList::on_tableView_doubleClicked(const QModelIndex &index)
-{
-    openDocument(index);
-}
-
-
-
-
-
-
-
-void formElementList::openDocument(QModelIndex index)
-{
-    QAbstractItemModel *model = ui->tableView->model();
-    //QModelIndex item = index;
-    formProduct *form = dApp->mainWindow()->createFormProduct();
-
-    //if (index.column() != 2)
-    //    item = index.parent().child(index.row(), 2);
-    form->openDocument(model->index(index.row(), 2).data().toString());// item.data().toString());
-    form->show();
-}
-
-
-void formElementList::startDrag(const QModelIndex &index) {
-    if (!index.isValid())
-        return;
-
-    // Crear datos MIME
-    QMimeData *mimeData = new QMimeData();
-    QString data = mModel->data(index).toString();
-    mimeData->setText(data);
-
-    // Iniciar arrastre
-    QDrag *drag = new QDrag(ui->tableView);
-    drag->setMimeData(mimeData);
-
-    // Crear un ícono para el cursor
-    QPixmap pixmap(100, 30);
-    pixmap.fill(Qt::transparent); // Fondo transparente
-
-    QPainter painter(&pixmap);
-    painter.setBrush(Qt::yellow);
-    painter.drawRoundedRect(0, 0, pixmap.width(), pixmap.height(), 5, 5);
-
-    painter.setPen(Qt::black);
-    painter.drawText(pixmap.rect(), Qt::AlignCenter, data);
-    painter.end();
-
-    drag->setPixmap(pixmap); // Asignar el ícono al cursor
-    //drag->setHotSpot(QPoint(pixmap.width() / 2, pixmap.height() / 2)); // Centro del ícono como punto caliente
-
-
-    drag->exec(Qt::MoveAction);
-}
-

gui/formproduct.h.bak

@@ -1,54 +0,0 @@
-#ifndef FORMPRODUCT_H
-#define FORMPRODUCT_H
-
-#include <QWidget>
-#include "formbase.h"
-
-namespace Ui
-{
-class formProduct;
-}
-
-class formProduct : public formBase
-{
-    Q_OBJECT
-
-public:
-    //explicit formProduct(QWidget *parent = 0);
-    explicit formProduct(QString aID = "", int aEditMode = 0, QWidget *parent = nullptr);
-    ~formProduct();
-
-    void newDocument() override {}
-    void openDocument(QString id) override;
-    void closeDocument() override;
-    void save() override;
-    bool needsave() override { return mNeedSave; }
-    void setEditMode(bool aMode) override {}
-
-public slots:
-    void on_ModelSetData(const QModelIndex &topLeft, const QModelIndex &bottomRight, const QVector<int> &roles);
-private slots:
-    void on_editPC_valueChanged(double arg1);
-    void on_editMargin_valueChanged(double arg1);
-    void on_editPV_valueChanged(double arg1);
-    void on_comboIVA_currentIndexChanged(const QString &arg1);
-    void on_editPV_editingFinished();
-    void on_buttonSave_released();
-
-    void on_editPVIVA_valueChanged(const QString &arg1);
-
-    void on_comboType2_currentIndexChanged(int index);
-
-private:
-    Ui::formProduct *ui;
-    bool editMode;
-
-    void CalculatePrice();
-    bool InsertElement(QString ID, QModelIndex index);
-    void setLineType(QString type, QModelIndex index);
-    void setCellText(QString val, QModelIndex index, int col);
-    void setEditMode();
-    void setComposeElement(bool val);
-};
-
-#endif // FORMPRODUCT_H

src/dao/projectdao.cpp

@@ -0,0 +1,328 @@
+#include "projectdao.h"
+
+// --------------- Project CRUD ---------------
+
+bool ProjectDAO::create(Project &proj)
+{
+    QSqlQuery query;
+    query.prepare("INSERT INTO PROJECT (CODE, TITLE, CUSTOMER_CODE, CUSTOMER_NAME, "
+                  "START_DATE, DURATION, STATE, CONTACT, ADDRESS1, ADDRESS2, "
+                  "POSTCODE, CITY, PHONE, MOBILE, EMAIL, CREATEDBY) "
+                  "VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)");
+    query.addBindValue(proj.code);
+    query.addBindValue(proj.title);
+    query.addBindValue(proj.customerCode);
+    query.addBindValue(proj.customerName);
+    query.addBindValue(proj.startDate);
+    query.addBindValue(proj.duration);
+    query.addBindValue(proj.state);
+    query.addBindValue(proj.contact);
+    query.addBindValue(proj.address1);
+    query.addBindValue(proj.address2);
+    query.addBindValue(proj.postcode);
+    query.addBindValue(proj.city);
+    query.addBindValue(proj.phone);
+    query.addBindValue(proj.mobile);
+    query.addBindValue(proj.email);
+    query.addBindValue("user");
+
+    if (!query.exec()) {
+        qWarning() << "ProjectDAO::create - Error:" << query.lastError().text();
+        return false;
+    }
+    proj.id = query.lastInsertId().toInt();
+    return true;
+}
+
+bool ProjectDAO::update(const Project &proj)
+{
+    QSqlQuery query;
+    query.prepare("UPDATE PROJECT SET TITLE=?, CUSTOMER_CODE=?, CUSTOMER_NAME=?, "
+                  "START_DATE=?, DURATION=?, STATE=?, CONTACT=?, ADDRESS1=?, ADDRESS2=?, "
+                  "POSTCODE=?, CITY=?, PHONE=?, MOBILE=?, EMAIL=? WHERE CODE=?");
+    query.addBindValue(proj.title);
+    query.addBindValue(proj.customerCode);
+    query.addBindValue(proj.customerName);
+    query.addBindValue(proj.startDate);
+    query.addBindValue(proj.duration);
+    query.addBindValue(proj.state);
+    query.addBindValue(proj.contact);
+    query.addBindValue(proj.address1);
+    query.addBindValue(proj.address2);
+    query.addBindValue(proj.postcode);
+    query.addBindValue(proj.city);
+    query.addBindValue(proj.phone);
+    query.addBindValue(proj.mobile);
+    query.addBindValue(proj.email);
+    query.addBindValue(proj.code);
+
+    if (!query.exec()) {
+        qWarning() << "ProjectDAO::update - Error:" << query.lastError().text();
+        return false;
+    }
+    return query.numRowsAffected() > 0;
+}
+
+bool ProjectDAO::remove(const QString &code)
+{
+    QSqlQuery query;
+    query.prepare("DELETE FROM PROJECT WHERE CODE = ?");
+    query.addBindValue(code);
+    if (!query.exec()) {
+        qWarning() << "ProjectDAO::remove - Error:" << query.lastError().text();
+        return false;
+    }
+    return true;
+}
+
+Project ProjectDAO::getByCode(const QString &code)
+{
+    Project proj;
+    QSqlQuery query;
+    query.prepare("SELECT ID, CODE, TITLE, CUSTOMER_CODE, CUSTOMER_NAME, "
+                  "START_DATE, DURATION, STATE, CONTACT, ADDRESS1, ADDRESS2, "
+                  "POSTCODE, CITY, PHONE, MOBILE, EMAIL FROM PROJECT WHERE CODE = ?");
+    query.addBindValue(code);
+    if (query.exec() && query.next()) {
+        proj.id = query.value(0).toInt();
+        proj.code = query.value(1).toString();
+        proj.title = query.value(2).toString();
+        proj.customerCode = query.value(3).toString();
+        proj.customerName = query.value(4).toString();
+        proj.startDate = query.value(5).toDate();
+        proj.duration = query.value(6).toDate();
+        proj.state = query.value(7).toString();
+        proj.contact = query.value(8).toString();
+        proj.address1 = query.value(9).toString();
+        proj.address2 = query.value(10).toString();
+        proj.postcode = query.value(11).toString();
+        proj.city = query.value(12).toString();
+        proj.phone = query.value(13).toString();
+        proj.mobile = query.value(14).toString();
+        proj.email = query.value(15).toString();
+    }
+    return proj;
+}
+
+Project ProjectDAO::getById(int id)
+{
+    Project proj;
+    QSqlQuery query;
+    query.prepare("SELECT ID, CODE, TITLE, CUSTOMER_CODE, CUSTOMER_NAME, "
+                  "START_DATE, DURATION, STATE, CONTACT, ADDRESS1, ADDRESS2, "
+                  "POSTCODE, CITY, PHONE, MOBILE, EMAIL FROM PROJECT WHERE ID = ?");
+    query.addBindValue(id);
+    if (query.exec() && query.next()) {
+        proj.id = query.value(0).toInt();
+        proj.code = query.value(1).toString();
+        proj.title = query.value(2).toString();
+        proj.customerCode = query.value(3).toString();
+        proj.customerName = query.value(4).toString();
+        proj.startDate = query.value(5).toDate();
+        proj.duration = query.value(6).toDate();
+        proj.state = query.value(7).toString();
+        proj.contact = query.value(8).toString();
+        proj.address1 = query.value(9).toString();
+        proj.address2 = query.value(10).toString();
+        proj.postcode = query.value(11).toString();
+        proj.city = query.value(12).toString();
+        proj.phone = query.value(13).toString();
+        proj.mobile = query.value(14).toString();
+        proj.email = query.value(15).toString();
+    }
+    return proj;
+}
+
+QVector<Project> ProjectDAO::getAll()
+{
+    QVector<Project> result;
+    QSqlQuery query("SELECT ID, CODE, TITLE, CUSTOMER_CODE, CUSTOMER_NAME, "
+                    "START_DATE, DURATION, STATE, CONTACT, ADDRESS1, ADDRESS2, "
+                    "POSTCODE, CITY, PHONE, MOBILE, EMAIL FROM PROJECT ORDER BY CODE");
+    while (query.next()) {
+        Project proj;
+        proj.id = query.value(0).toInt();
+        proj.code = query.value(1).toString();
+        proj.title = query.value(2).toString();
+        proj.customerCode = query.value(3).toString();
+        proj.customerName = query.value(4).toString();
+        proj.startDate = query.value(5).toDate();
+        proj.duration = query.value(6).toDate();
+        proj.state = query.value(7).toString();
+        proj.contact = query.value(8).toString();
+        proj.address1 = query.value(9).toString();
+        proj.address2 = query.value(10).toString();
+        proj.postcode = query.value(11).toString();
+        proj.city = query.value(12).toString();
+        proj.phone = query.value(13).toString();
+        proj.mobile = query.value(14).toString();
+        proj.email = query.value(15).toString();
+        result.append(proj);
+    }
+    return result;
+}
+
+QStringList ProjectDAO::getAllCodes()
+{
+    QStringList codes;
+    QSqlQuery query("SELECT CODE FROM PROJECT ORDER BY CODE");
+    while (query.next())
+        codes.append(query.value(0).toString());
+    return codes;
+}
+
+bool ProjectDAO::exists(const QString &code)
+{
+    QSqlQuery query;
+    query.prepare("SELECT COUNT(*) FROM PROJECT WHERE CODE = ?");
+    query.addBindValue(code);
+    if (query.exec() && query.next())
+        return query.value(0).toInt() > 0;
+    return false;
+}
+
+// --------------- Project status ---------------
+
+bool ProjectDAO::setState(const QString &code, const QString &state)
+{
+    QSqlQuery query;
+    query.prepare("UPDATE PROJECT SET STATE = ? WHERE CODE = ?");
+    query.addBindValue(state);
+    query.addBindValue(code);
+    return query.exec();
+}
+
+QStringList ProjectDAO::getStates()
+{
+    return {"draft", "active", "paused", "completed", "cancelled"};
+}
+
+// --------------- Project documents ---------------
+
+bool ProjectDAO::attachDocument(const QString &projectCode, const QString &docType, const QString &docCode)
+{
+    QSqlQuery query;
+    query.prepare("INSERT INTO PROJECTDOCUMENT (PROJECT_CODE, DOC_TYPE, DOC_CODE, CREATEDBY) "
+                  "VALUES (?, ?, ?, ?)");
+    query.addBindValue(projectCode);
+    query.addBindValue(docType);
+    query.addBindValue(docCode);
+    query.addBindValue("user");
+
+    if (!query.exec()) {
+        qWarning() << "ProjectDAO::attachDocument - Error:" << query.lastError().text();
+        return false;
+    }
+    return true;
+}
+
+bool ProjectDAO::removeDocument(int docId)
+{
+    QSqlQuery query;
+    query.prepare("DELETE FROM PROJECTDOCUMENT WHERE ID = ?");
+    query.addBindValue(docId);
+    return query.exec();
+}
+
+QVector<ProjectDocument> ProjectDAO::getDocuments(const QString &projectCode)
+{
+    QVector<ProjectDocument> result;
+    QSqlQuery query;
+    query.prepare("SELECT ID, PROJECT_CODE, DOC_TYPE, DOC_CODE FROM PROJECTDOCUMENT WHERE PROJECT_CODE = ?");
+    query.addBindValue(projectCode);
+    if (query.exec()) {
+        while (query.next()) {
+            ProjectDocument doc;
+            doc.id = query.value(0).toInt();
+            doc.projectCode = query.value(1).toString();
+            doc.docType = query.value(2).toString();
+            doc.docCode = query.value(3).toString();
+            result.append(doc);
+        }
+    }
+    return result;
+}
+
+// --------------- Project budget ---------------
+
+bool ProjectDAO::addBudgetLine(const QString &projectCode, const QString &concept, double amount)
+{
+    QSqlQuery query;
+    query.prepare("INSERT INTO PROJECTBUDGET (PROJECT_CODE, CONCEPT, AMOUNT, CREATEDBY) VALUES (?, ?, ?, ?)");
+    query.addBindValue(projectCode);
+    query.addBindValue(concept);
+    query.addBindValue(amount);
+    query.addBindValue("user");
+
+    if (!query.exec()) {
+        qWarning() << "ProjectDAO::addBudgetLine - Error:" << query.lastError().text();
+        return false;
+    }
+    return true;
+}
+
+bool ProjectDAO::removeBudgetLine(int budgetId)
+{
+    QSqlQuery query;
+    query.prepare("DELETE FROM PROJECTBUDGET WHERE ID = ?");
+    query.addBindValue(budgetId);
+    return query.exec();
+}
+
+QVector<ProjectBudget> ProjectDAO::getBudget(const QString &projectCode)
+{
+    QVector<ProjectBudget> result;
+    QSqlQuery query;
+    query.prepare("SELECT ID, PROJECT_CODE, CONCEPT, AMOUNT FROM PROJECTBUDGET WHERE PROJECT_CODE = ?");
+    query.addBindValue(projectCode);
+    if (query.exec()) {
+        while (query.next()) {
+            ProjectBudget b;
+            b.id = query.value(0).toInt();
+            b.projectCode = query.value(1).toString();
+            b.concept = query.value(2).toString();
+            b.amount = query.value(3).toDouble();
+            result.append(b);
+        }
+    }
+    return result;
+}
+
+double ProjectDAO::getTotalBudget(const QString &projectCode)
+{
+    QSqlQuery query;
+    query.prepare("SELECT COALESCE(SUM(AMOUNT), 0) FROM PROJECTBUDGET WHERE PROJECT_CODE = ?");
+    query.addBindValue(projectCode);
+    if (query.exec() && query.next())
+        return query.value(0).toDouble();
+    return 0.0;
+}
+
+// --------------- Financial summary ---------------
+
+double ProjectDAO::getTotalCost(const QString &projectCode)
+{
+    QSqlQuery query;
+    query.prepare("SELECT COALESCE(SUM(PRICE), 0) FROM SALEDOCUMENT WHERE PROJECT_CODE = ?");
+    query.addBindValue(projectCode);
+    if (query.exec() && query.next())
+        return query.value(0).toDouble();
+    return 0.0;
+}
+
+double ProjectDAO::getTotalInvoiced(const QString &projectCode)
+{
+    QSqlQuery query;
+    query.prepare("SELECT COALESCE(SUM(PRICE), 0) FROM SALEDOCUMENT WHERE PROJECT_CODE = ? AND TYPE = 'FA'");
+    query.addBindValue(projectCode);
+    if (query.exec() && query.next())
+        return query.value(0).toDouble();
+    return 0.0;
+}
+
+QPair<double, double> ProjectDAO::getFinancialSummary(const QString &projectCode)
+{
+    double totalBudget = getTotalBudget(projectCode);
+    double totalCost = getTotalCost(projectCode);
+    return {totalBudget, totalCost};
+}

src/dao/projectdao.h

@@ -0,0 +1,84 @@
+#ifndef PROJECTDAO_H
+#define PROJECTDAO_H
+
+#include <QObject>
+#include <QString>
+#include <QSqlQuery>
+#include <QSqlError>
+#include <QDebug>
+#include <QVector>
+#include <QPair>
+#include <QDate>
+
+struct Project {
+    int id = 0;
+    QString code;
+    QString title;
+    QString customerCode;
+    QString customerName;
+    QDate startDate;
+    QDate duration;
+    QString state;
+    QString contact;
+    QString address1;
+    QString address2;
+    QString postcode;
+    QString city;
+    QString phone;
+    QString mobile;
+    QString email;
+};
+
+struct ProjectDocument {
+    int id = 0;
+    QString projectCode;
+    QString docType; // PR, FI, FC, OT
+    QString docCode;
+};
+
+struct ProjectBudget {
+    int id = 0;
+    QString projectCode;
+    QString concept;
+    double amount = 0.0;
+};
+
+class ProjectDAO : public QObject
+{
+    Q_OBJECT
+
+public:
+    explicit ProjectDAO(QObject *parent = nullptr) : QObject(parent) {}
+
+    // Project CRUD
+    static bool create(Project &proj);
+    static bool update(const Project &proj);
+    static bool remove(const QString &code);
+    static Project getByCode(const QString &code);
+    static Project getById(int id);
+    static QVector<Project> getAll();
+    static QStringList getAllCodes();
+    static bool exists(const QString &code);
+
+    // Project status management
+    static bool setState(const QString &code, const QString &state);
+    static QStringList getStates();
+
+    // Project documents
+    static bool attachDocument(const QString &projectCode, const QString &docType, const QString &docCode);
+    static bool removeDocument(int docId);
+    static QVector<ProjectDocument> getDocuments(const QString &projectCode);
+
+    // Project budget
+    static bool addBudgetLine(const QString &projectCode, const QString &concept, double amount);
+    static bool removeBudgetLine(int budgetId);
+    static QVector<ProjectBudget> getBudget(const QString &projectCode);
+    static double getTotalBudget(const QString &projectCode);
+
+    // Financial summary
+    static double getTotalCost(const QString &projectCode);
+    static double getTotalInvoiced(const QString &projectCode);
+    static QPair<double, double> getFinancialSummary(const QString &projectCode);
+};
+
+#endif // PROJECTDAO_H

src/dao/templatedao.cpp

@@ -0,0 +1,152 @@
+#include "templatedao.h"
+#include "../../data/sqltable.h"
+
+bool TemplateDAO::create(Template &tpl)
+{
+    QSqlQuery query;
+    query.prepare(
+        "INSERT INTO TEMPLATE ("
+        "NAME, DESCRIPTION, DOCUMENT_TYPE, WIDTH_MM, HEIGHT_MM, "
+        "MARGIN_TOP, MARGIN_BOTTOM, MARGIN_LEFT, MARGIN_RIGHT, CONTENT, IS_DEFAULT, CREATEDBY"
+        ") VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)"
+    );
+    query.addBindValue(tpl.name);
+    query.addBindValue(tpl.description);
+    query.addBindValue(tpl.documentType);
+    query.addBindValue(tpl.widthMM);
+    query.addBindValue(tpl.heightMM);
+    query.addBindValue(tpl.marginTop);
+    query.addBindValue(tpl.marginBottom);
+    query.addBindValue(tpl.marginLeft);
+    query.addBindValue(tpl.marginRight);
+    query.addBindValue(tpl.content);
+    query.addBindValue(tpl.isDefault ? 1 : 0);
+    query.addBindValue(tpl.createdBy);
+
+    if (!query.exec()) {
+        qWarning() << "TemplateDAO::create - Error:" << query.lastError().text();
+        return false;
+    }
+    tpl.id = query.lastInsertId().toInt();
+    return true;
+}
+
+QVector<Template> TemplateDAO::getAll()
+{
+    QVector<Template> result;
+    QSqlQuery query("SELECT ID, NAME, DESCRIPTION, DOCUMENT_TYPE, WIDTH_MM, HEIGHT_MM, "
+                    "MARGIN_TOP, MARGIN_BOTTOM, MARGIN_LEFT, MARGIN_RIGHT, CONTENT, IS_DEFAULT, CREATEDBY "
+                    "FROM TEMPLATE ORDER BY NAME");
+    while (query.next()) {
+        Template tpl;
+        tpl.id = query.value(0).toInt();
+        tpl.name = query.value(1).toString();
+        tpl.description = query.value(2).toString();
+        tpl.documentType = query.value(3).toString();
+        tpl.widthMM = query.value(4).toDouble();
+        tpl.heightMM = query.value(5).toDouble();
+        tpl.marginTop = query.value(6).toDouble();
+        tpl.marginBottom = query.value(7).toDouble();
+        tpl.marginLeft = query.value(8).toDouble();
+        tpl.marginRight = query.value(9).toDouble();
+        tpl.content = query.value(10).toString();
+        tpl.isDefault = query.value(11).toBool();
+        tpl.createdBy = query.value(12).toString();
+        result.append(tpl);
+    }
+    return result;
+}
+
+Template TemplateDAO::getById(int id)
+{
+    Template tpl;
+    QSqlQuery query;
+    query.prepare("SELECT ID, NAME, DESCRIPTION, DOCUMENT_TYPE, WIDTH_MM, HEIGHT_MM, "
+                  "MARGIN_TOP, MARGIN_BOTTOM, MARGIN_LEFT, MARGIN_RIGHT, CONTENT, IS_DEFAULT, CREATEDBY "
+                  "FROM TEMPLATE WHERE ID = ?");
+    query.addBindValue(id);
+    if (query.exec() && query.next()) {
+        tpl.id = query.value(0).toInt();
+        tpl.name = query.value(1).toString();
+        tpl.description = query.value(2).toString();
+        tpl.documentType = query.value(3).toString();
+        tpl.widthMM = query.value(4).toDouble();
+        tpl.heightMM = query.value(5).toDouble();
+        tpl.marginTop = query.value(6).toDouble();
+        tpl.marginBottom = query.value(7).toDouble();
+        tpl.marginLeft = query.value(8).toDouble();
+        tpl.marginRight = query.value(9).toDouble();
+        tpl.content = query.value(10).toString();
+        tpl.isDefault = query.value(11).toBool();
+        tpl.createdBy = query.value(12).toString();
+    }
+    return tpl;
+}
+
+bool TemplateDAO::update(const Template &tpl)
+{
+    QSqlQuery query;
+    query.prepare(
+        "UPDATE TEMPLATE SET "
+        "NAME=?, DESCRIPTION=?, DOCUMENT_TYPE=?, WIDTH_MM=?, HEIGHT_MM=?, "
+        "MARGIN_TOP=?, MARGIN_BOTTOM=?, MARGIN_LEFT=?, MARGIN_RIGHT=?, "
+        "CONTENT=?, IS_DEFAULT=? "
+        "WHERE ID=?"
+    );
+    query.addBindValue(tpl.name);
+    query.addBindValue(tpl.description);
+    query.addBindValue(tpl.documentType);
+    query.addBindValue(tpl.widthMM);
+    query.addBindValue(tpl.heightMM);
+    query.addBindValue(tpl.marginTop);
+    query.addBindValue(tpl.marginBottom);
+    query.addBindValue(tpl.marginLeft);
+    query.addBindValue(tpl.marginRight);
+    query.addBindValue(tpl.content);
+    query.addBindValue(tpl.isDefault ? 1 : 0);
+    query.addBindValue(tpl.id);
+
+    if (!query.exec()) {
+        qWarning() << "TemplateDAO::update - Error:" << query.lastError().text();
+        return false;
+    }
+    return true;
+}
+
+bool TemplateDAO::remove(int id)
+{
+    QSqlQuery query;
+    query.prepare("DELETE FROM TEMPLATE WHERE ID = ?");
+    query.addBindValue(id);
+    if (!query.exec()) {
+        qWarning() << "TemplateDAO::remove - Error:" << query.lastError().text();
+        return false;
+    }
+    return true;
+}
+
+Template TemplateDAO::getDefaultForType(const QString &documentType)
+{
+    Template tpl;
+    QSqlQuery query;
+    query.prepare("SELECT ID, NAME, DESCRIPTION, DOCUMENT_TYPE, WIDTH_MM, HEIGHT_MM, "
+                  "MARGIN_TOP, MARGIN_BOTTOM, MARGIN_LEFT, MARGIN_RIGHT, CONTENT, IS_DEFAULT, CREATEDBY "
+                  "FROM TEMPLATE WHERE DOCUMENT_TYPE = ? AND IS_DEFAULT = 1 LIMIT 1");
+    query.addBindValue(documentType);
+    if (query.exec() && query.next()) {
+        tpl.id = query.value(0).toInt();
+        tpl.name = query.value(1).toString();
+        tpl.description = query.value(2).toString();
+        tpl.documentType = query.value(3).toString();
+        tpl.widthMM = query.value(4).toDouble();
+        tpl.heightMM = query.value(5).toDouble();
+        tpl.marginTop = query.value(6).toDouble();
+        tpl.marginBottom = query.value(7).toDouble();
+        tpl.marginLeft = query.value(8).toDouble();
+        tpl.marginRight = query.value(9).toDouble();
+        tpl.content = query.value(10).toString();
+        tpl.isDefault = query.value(11).toBool();
+        tpl.createdBy = query.value(12).toString();
+    }
+    return tpl;
+}

src/dao/templatedao.h

@@ -0,0 +1,44 @@
+#ifndef TEMPLATEDAO_H
+#define TEMPLATEDAO_H
+
+#include <QObject>
+#include <QString>
+#include <QSqlQuery>
+#include <QSqlError>
+#include <QDebug>
+#include <QVector>
+
+class Template
+{
+public:
+    int id = 0;
+    QString name;
+    QString description;
+    QString documentType; // budget, invoice, project, purchase, third, generic
+    double widthMM = 210;
+    double heightMM = 297;
+    double marginTop = 20;
+    double marginBottom = 20;
+    double marginLeft = 20;
+    double marginRight = 20;
+    QString content; // JSON con definicion de elementos
+    bool isDefault = false;
+    QString createdBy;
+};
+
+class TemplateDAO : public QObject
+{
+    Q_OBJECT
+
+public:
+    explicit TemplateDAO(QObject *parent = nullptr) : QObject(parent) {}
+
+    static bool create(Template &tpl);
+    static QVector<Template> getAll();
+    static Template getById(int id);
+    static bool update(const Template &tpl);
+    static bool remove(int id);
+    static Template getDefaultForType(const QString &documentType);
+};
+
+#endif // TEMPLATEDAO_H

src/dao/templateengine.cpp

@@ -0,0 +1,265 @@
+#include "templateengine.h"
+#include <QFile>
+#include <QDir>
+#include <QTextStream>
+#include <QProcess>
+#include <QRegularExpression>
+#include <QStandardPaths>
+
+QString TemplateEngine::exportDir()
+{
+    QString dir = QStandardPaths::writableLocation(QStandardPaths::DocumentsLocation) + "/BudgetPro_Export";
+    if (!QDir(dir).exists())
+        QDir().mkpath(dir);
+    return dir;
+}
+
+QString TemplateEngine::resolveValue(const QString &text, const QJsonObject &data)
+{
+    QString result = text;
+    static QRegularExpression re("\\{\\{(.+?)\\}\\}");
+    QRegularExpressionMatchIterator it = re.globalMatch(text);
+    while (it.hasNext()) {
+        QRegularExpressionMatch match = it.next();
+        QString path = match.captured(1).trimmed();
+        QStringList parts = path.split(".");
+        QJsonValue val = data;
+        for (const QString &part : parts) {
+            if (val.isObject())
+                val = val.toObject()[part];
+            else if (val.isArray()) {
+                bool ok;
+                int idx = part.toInt(&ok);
+                if (ok)
+                    val = val.toArray()[idx];
+                else
+                    val = QJsonValue();
+            } else {
+                val = QJsonValue();
+                break;
+            }
+        }
+        QString replacement;
+        if (val.isDouble())
+            replacement = QString::number(val.toDouble(), 'f', 2);
+        else
+            replacement = val.toString();
+        result.replace(match.captured(0), replacement);
+    }
+    return result;
+}
+
+void TemplateEngine::drawLabel(QPainter *painter, const QJsonObject &elem, const QJsonObject &data)
+{
+    QString text = resolveValue(elem["text"].toString(), data);
+    int x = elem["x"].toInt();
+    int y = elem["y"].toInt();
+    int w = elem.value("w").toInt(150);
+    int h = elem.value("h").toInt(20);
+
+    QString font = elem.value("font").toString("Arial");
+    int size = elem.value("size").toInt(12);
+    bool bold = elem.value("bold").toBool(false);
+
+    QFont f(font, size);
+    f.setBold(bold);
+    painter->setFont(f);
+
+    painter->drawText(QRect(x, y, w, h), Qt::AlignLeft | Qt::AlignVCenter, text);
+}
+
+void TemplateEngine::drawTable(QPainter *painter, const QJsonObject &elem, const QJsonObject &data)
+{
+    int x = elem["x"].toInt();
+    int y = elem["y"].toInt();
+    int w = elem["w"].toInt(200);
+    int rowHeight = elem.value("rowHeight").toInt(20);
+    QJsonArray columns = elem["columns"].toArray();
+    int colCount = columns.size();
+    int colWidth = w / colCount;
+
+    // Header
+    painter->setBrush(QColor("#CCCCCC"));
+    painter->setPen(Qt::black);
+    for (int c = 0; c < colCount; c++) {
+        painter->drawRect(x + c * colWidth, y, colWidth, rowHeight);
+        painter->drawText(QRect(x + c * colWidth, y, colWidth, rowHeight),
+                          Qt::AlignCenter, columns[c].toString());
+    }
+
+    // Data
+    QString dsPath = elem["dataSource"].toString();
+    QStringList parts = dsPath.split(".");
+    QJsonValue dsValue = data;
+    for (const QString &part : parts) {
+        if (dsValue.isObject())
+            dsValue = dsValue.toObject()[part];
+        else
+            break;
+    }
+
+    if (!dsValue.isArray())
+        return;
+
+    QJsonArray rows = dsValue.toArray();
+    for (int r = 0; r < rows.size(); r++) {
+        QJsonObject row = rows[r].toObject();
+        int rowY = y + rowHeight + r * rowHeight;
+        painter->setBrush((r % 2 == 0) ? Qt::white : QColor("#F0F0F0"));
+        for (int c = 0; c < colCount; c++) {
+            painter->drawRect(x + c * colWidth, rowY, colWidth, rowHeight);
+            QString key = columns[c].toString().toLower();
+            QJsonValue cell = row[key];
+            QString cellText;
+            if (cell.isDouble())
+                cellText = QString::number(cell.toDouble(), 'f', 2);
+            else
+                cellText = cell.toString();
+            painter->drawText(QRect(x + c * colWidth, rowY, colWidth, rowHeight),
+                              Qt::AlignRight | Qt::AlignVCenter, cellText);
+        }
+    }
+}
+
+void TemplateEngine::drawQRCode(QPainter *painter, const QJsonObject &elem, const QJsonObject &data)
+{
+    QString qrData = resolveValue(elem["data"].toString(), data);
+    int x = elem["x"].toInt();
+    int y = elem["y"].toInt();
+    int w = elem["w"].toInt(40);
+    int h = elem["w"].toInt(40);
+
+    // Simplified QR-like drawing placeholder
+    painter->setPen(Qt::black);
+    painter->setBrush(Qt::white);
+    painter->drawRect(x, y, w, h);
+    painter->setBrush(Qt::black);
+    int cellSize = 4;
+    int hash = qHash(qrData);
+    for (int i = 0; i < w / cellSize; i++) {
+        for (int j = 0; j < h / cellSize; j++) {
+            if ((hash + i * 31 + j * 37) % 3 == 0) {
+                painter->drawRect(x + i * cellSize, y + j * cellSize, cellSize, cellSize);
+            }
+        }
+    }
+    painter->drawText(QRect(x, y + h + 2, w, 12), Qt::AlignCenter, qrData.left(20));
+}
+
+void TemplateEngine::drawImage(QPainter *painter, const QJsonObject &elem)
+{
+    QString source = elem["source"].toString();
+    int x = elem["x"].toInt();
+    int y = elem["y"].toInt();
+    int w = elem["w"].toInt(60);
+    int h = elem["w"].toInt(40);
+
+    QPixmap pixmap(source);
+    if (!pixmap.isNull()) {
+        painter->drawPixmap(x, y, w, h, pixmap.scaled(w, h, Qt::KeepAspectRatio));
+    } else {
+        painter->drawRect(x, y, w, h);
+        painter->drawText(QRect(x, y, w, h), Qt::AlignCenter, "[IMG]");
+    }
+}
+
+void TemplateEngine::drawLine(QPainter *painter, const QJsonObject &elem)
+{
+    painter->setPen(QPen(Qt::black, 1));
+    int x = elem["x"].toInt();
+    int y = elem["y"].toInt();
+    int w = elem["w"].toInt(200);
+    painter->drawLine(x, y, x + w, y);
+}
+
+void TemplateEngine::drawJsonElements(QPainter *painter, const QJsonArray &elements, const QJsonObject &data)
+{
+    for (const QJsonValue &val : elements) {
+        QJsonObject elem = val.toObject();
+        QString type = elem["type"].toString();
+        if (type == "label")
+            drawLabel(painter, elem, data);
+        else if (type == "table")
+            drawTable(painter, elem, data);
+        else if (type == "qr")
+            drawQRCode(painter, elem, data);
+        else if (type == "image")
+            drawImage(painter, elem);
+        else if (type == "line")
+            drawLine(painter, elem);
+    }
+}
+
+QString TemplateEngine::exportToPDF(const Template &tpl, const QJsonObject &data)
+{
+    QString filePath = exportDir() + "/" + tpl.name + ".pdf";
+
+    QPrinter printer(QPrinter::ScreenResolution);
+    printer.setPageSize(QPrinter::A4);
+    printer.setOutputFormat(QPrinter::Pdf);
+    printer.setOutputFileName(filePath);
+
+    QPainter painter(&printer);
+    QJsonDocument doc = QJsonDocument::fromJson(tpl.content.toUtf8());
+    QJsonArray elements = doc.object()["elements"].toArray();
+    drawJsonElements(&painter, elements, data);
+    painter.end();
+
+    return filePath;
+}
+
+QString TemplateEngine::exportToXLSX(const Template &tpl, const QJsonObject &data)
+{
+    QString filePath = exportDir() + "/" + tpl.name + ".csv";
+
+    // Fallback to CSV since QXlsx may not be installed
+    QFile file(filePath);
+    if (!file.open(QIODevice::WriteOnly | QIODevice::Text))
+        return QString();
+    QTextStream out(&file);
+
+    QJsonDocument doc = QJsonDocument::fromJson(tpl.content.toUtf8());
+    QJsonArray elements = doc.object()["elements"].toArray();
+    for (const QJsonValue &val : elements) {
+        QJsonObject elem = val.toObject();
+        if (elem["type"].toString() == "label") {
+            QString text = resolveValue(elem["text"].toString(), data);
+            out << text << "\n";
+        }
+    }
+    file.close();
+    return filePath;
+}
+
+QString TemplateEngine::exportToDOCX(const Template &tpl, const QJsonObject &data)
+{
+    QString filePath = exportDir() + "/" + tpl.name + ".docx";
+    QString htmlPath = exportDir() + "/" + tpl.name + "_temp.html";
+
+    // Generate HTML
+    QFile htmlFile(htmlPath);
+    if (!htmlFile.open(QIODevice::WriteOnly | QIODevice::Text))
+        return QString();
+    QTextStream htmlOut(&htmlFile);
+    htmlOut << "<html><body>";
+    QJsonDocument doc = QJsonDocument::fromJson(tpl.content.toUtf8());
+    QJsonArray elements = doc.object()["elements"].toArray();
+    for (const QJsonValue &val : elements) {
+        QJsonObject elem = val.toObject();
+        if (elem["type"].toString() == "label") {
+            QString text = resolveValue(elem["text"].toString(), data);
+            htmlOut << "<p>" << text << "</p>";
+        }
+    }
+    htmlOut << "</body></html>";
+    htmlFile.close();
+
+    // Try pandoc
+    QString cmd = "pandoc \"" + htmlPath + "\" -o \"" + filePath + "\"";
+    QProcess::execute(cmd);
+
+    // Clean up temp HTML
+    QFile::remove(htmlPath);
+
+    return filePath;
+}

src/dao/templateengine.h

@@ -0,0 +1,35 @@
+#ifndef TEMPLATEENGINE_H
+#define TEMPLATEENGINE_H
+
+#include <QObject>
+#include <QString>
+#include <QJsonDocument>
+#include <QJsonObject>
+#include <QJsonArray>
+#include <QPrinter>
+#include <QPainter>
+#include "templatedao.h"
+
+class TemplateEngine : public QObject
+{
+    Q_OBJECT
+
+public:
+    explicit TemplateEngine(QObject *parent = nullptr) : QObject(parent) {}
+
+    static QString exportToPDF(const Template &tpl, const QJsonObject &data);
+    static QString exportToXLSX(const Template &tpl, const QJsonObject &data);
+    static QString exportToDOCX(const Template &tpl, const QJsonObject &data);
+
+private:
+    static void drawJsonElements(QPainter *painter, const QJsonArray &elements, const QJsonObject &data);
+    static void drawLabel(QPainter *painter, const QJsonObject &elem, const QJsonObject &data);
+    static void drawTable(QPainter *painter, const QJsonObject &elem, const QJsonObject &data);
+    static void drawQRCode(QPainter *painter, const QJsonObject &elem, const QJsonObject &data);
+    static void drawImage(QPainter *painter, const QJsonObject &elem);
+    static void drawLine(QPainter *painter, const QJsonObject &elem);
+    static QString resolveValue(const QString &text, const QJsonObject &data);
+    static QString exportDir();
+};
+
+#endif // TEMPLATEENGINE_H

src/gui/forms/formproject.cpp

@@ -0,0 +1,261 @@
+#include "formproject.h"
+#include "ui_formproject.h"
+#include "projectdao.h"
+#include <QMessageBox>
+#include <QSqlQueryModel>
+
+formProject::formProject(QWidget *parent)
+    : QMainWindow(parent), ui(new Ui::formProject), m_isNew(true)
+{
+    ui->setupUi(this);
+    setupConnections();
+    clearForm();
+
+    // Populate state combo
+    ui->stateCombo->addItems(ProjectDAO::getStates());
+    ui->docTypeCombo->addItems({"PR", "FI", "FC", "OT"});
+}
+
+formProject::~formProject()
+{
+    delete ui;
+}
+
+void formProject::setupConnections()
+{
+    connect(ui->saveButton, &QPushButton::clicked, this, &formProject::saveProject);
+    connect(ui->addDocButton, &QPushButton::clicked, this, &formProject::addDocument);
+    connect(ui->removeDocButton, &QPushButton::clicked, this, &formProject::removeDocument);
+    connect(ui->addBudgetButton, &QPushButton::clicked, this, &formProject::addBudgetLine);
+    connect(ui->removeBudgetButton, &QPushButton::clicked, this, &formProject::removeBudgetLine);
+}
+
+void formProject::setNewMode()
+{
+    m_isNew = true;
+    m_project = Project();
+    clearForm();
+    ui->codeEdit->setEnabled(true);
+    ui->codeEdit->setFocus();
+}
+
+void formProject::clearForm()
+{
+    ui->codeEdit->clear();
+    ui->titleEdit->clear();
+    ui->customerCodeEdit->clear();
+    ui->customerNameEdit->clear();
+    ui->startDateEdit->setDate(QDate::currentDate());
+    ui->durationDateEdit->setDate(QDate::currentDate().addYears(1));
+    ui->stateCombo->setCurrentIndex(0);
+    ui->contactEdit->clear();
+    ui->address1Edit->clear();
+    ui->address2Edit->clear();
+    ui->postcodeEdit->clear();
+    ui->cityEdit->clear();
+    ui->phoneEdit->clear();
+    ui->mobileEdit->clear();
+    ui->emailEdit->clear();
+}
+
+void formProject::loadProject(const QString &code)
+{
+    m_isNew = false;
+    m_project = ProjectDAO::getByCode(code);
+    ui->codeEdit->setEnabled(false);
+    populateForm();
+    refreshDocuments();
+    refreshBudget();
+    refreshFinancialSummary();
+}
+
+void formProject::populateForm()
+{
+    ui->codeEdit->setText(m_project.code);
+    ui->titleEdit->setText(m_project.title);
+    ui->customerCodeEdit->setText(m_project.customerCode);
+    ui->customerNameEdit->setText(m_project.customerName);
+    ui->startDateEdit->setDate(m_project.startDate);
+    ui->durationDateEdit->setDate(m_project.duration);
+    int stateIdx = ui->stateCombo->findText(m_project.state);
+    if (stateIdx >= 0) ui->stateCombo->setCurrentIndex(stateIdx);
+    ui->contactEdit->setText(m_project.contact);
+    ui->address1Edit->setText(m_project.address1);
+    ui->address2Edit->setText(m_project.address2);
+    ui->postcodeEdit->setText(m_project.postcode);
+    ui->cityEdit->setText(m_project.city);
+    ui->phoneEdit->setText(m_project.phone);
+    ui->mobileEdit->setText(m_project.mobile);
+    ui->emailEdit->setText(m_project.email);
+}
+
+void formProject::readForm()
+{
+    m_project.code = ui->codeEdit->text();
+    m_project.title = ui->titleEdit->text();
+    m_project.customerCode = ui->customerCodeEdit->text();
+    m_project.customerName = ui->customerNameEdit->text();
+    m_project.startDate = ui->startDateEdit->date();
+    m_project.duration = ui->durationDateEdit->date();
+    m_project.state = ui->stateCombo->currentText();
+    m_project.contact = ui->contactEdit->text();
+    m_project.address1 = ui->address1Edit->text();
+    m_project.address2 = ui->address2Edit->text();
+    m_project.postcode = ui->postcodeEdit->text();
+    m_project.city = ui->cityEdit->text();
+    m_project.phone = ui->phoneEdit->text();
+    m_project.mobile = ui->mobileEdit->text();
+    m_project.email = ui->emailEdit->text();
+}
+
+void formProject::saveProject()
+{
+    readForm();
+
+    if (m_project.code.isEmpty() || m_project.title.isEmpty()) {
+        QMessageBox::warning(this, tr("Aviso"), tr("Código y Título son obligatorios."));
+        return;
+    }
+
+    bool ok;
+    if (m_isNew) {
+        if (ProjectDAO::exists(m_project.code)) {
+            QMessageBox::warning(this, tr("Error"), tr("Ya existe un proyecto con ese código."));
+            return;
+        }
+        ok = ProjectDAO::create(m_project);
+    } else {
+        ok = ProjectDAO::update(m_project);
+    }
+
+    if (ok) {
+        QMessageBox::information(this, tr("Éxito"), tr("Proyecto guardado correctamente."));
+        m_isNew = false;
+        ui->codeEdit->setEnabled(false);
+        emit projectSaved();
+    } else {
+        QMessageBox::critical(this, tr("Error"), tr("No se pudo guardar el proyecto."));
+    }
+}
+
+void formProject::onStateChanged(int index)
+{
+    Q_UNUSED(index);
+}
+
+// --------------- Documents tab ---------------
+
+void formProject::addDocument()
+{
+    if (m_project.code.isEmpty()) {
+        QMessageBox::warning(this, tr("Aviso"), tr("Guarda el proyecto primero."));
+        return;
+    }
+    QString docType = ui->docTypeCombo->currentText();
+    QString docCode = ui->docCodeEdit->text();
+    if (docCode.isEmpty()) {
+        QMessageBox::warning(this, tr("Aviso"), tr("Introduce el código del documento."));
+        return;
+    }
+    if (ProjectDAO::attachDocument(m_project.code, docType, docCode)) {
+        ui->docCodeEdit->clear();
+        refreshDocuments();
+    } else {
+        QMessageBox::critical(this, tr("Error"), tr("No se pudo adjuntar el documento."));
+    }
+}
+
+void formProject::removeDocument()
+{
+    QModelIndex idx = ui->documentsTable->currentIndex();
+    if (!idx.isValid()) {
+        QMessageBox::information(this, tr("Info"), tr("Selecciona un documento."));
+        return;
+    }
+    int row = idx.row();
+    int docId = ui->documentsTable->model()->data(ui->documentsTable->model()->index(row, 0)).toInt();
+    if (ProjectDAO::removeDocument(docId)) {
+        refreshDocuments();
+    } else {
+        QMessageBox::critical(this, tr("Error"), tr("No se pudo eliminar el documento."));
+    }
+}
+
+void formProject::refreshDocuments()
+{
+    QSqlQueryModel *model = new QSqlQueryModel(this);
+    QSqlQuery query;
+    query.prepare("SELECT ID, DOC_TYPE, DOC_CODE FROM PROJECTDOCUMENT WHERE PROJECT_CODE = ?");
+    query.addBindValue(m_project.code);
+    query.exec();
+    model->setQuery(query);
+    model->setHeaderData(0, Qt::Horizontal, tr("ID"));
+    model->setHeaderData(1, Qt::Horizontal, tr("Tipo"));
+    model->setHeaderData(2, Qt::Horizontal, tr("Código"));
+    ui->documentsTable->setModel(model);
+    ui->documentsTable->setColumnHidden(0, true);
+}
+
+// --------------- Budget tab ---------------
+
+void formProject::addBudgetLine()
+{
+    if (m_project.code.isEmpty()) {
+        QMessageBox::warning(this, tr("Aviso"), tr("Guarda el proyecto primero."));
+        return;
+    }
+    QString concept = ui->budgetConceptEdit->text();
+    double amount = ui->budgetAmountSpin->value();
+    if (concept.isEmpty() || amount <= 0) {
+        QMessageBox::warning(this, tr("Aviso"), tr("Introduce concepto y cantidad."));
+        return;
+    }
+    if (ProjectDAO::addBudgetLine(m_project.code, concept, amount)) {
+        ui->budgetConceptEdit->clear();
+        ui->budgetAmountSpin->setValue(0);
+        refreshBudget();
+        refreshFinancialSummary();
+    } else {
+        QMessageBox::critical(this, tr("Error"), tr("No se pudo añadir la línea de presupuesto."));
+    }
+}
+
+void formProject::removeBudgetLine()
+{
+    QModelIndex idx = ui->budgetTable->currentIndex();
+    if (!idx.isValid()) {
+        QMessageBox::information(this, tr("Info"), tr("Selecciona una línea de presupuesto."));
+        return;
+    }
+    int row = idx.row();
+    int budgetId = ui->budgetTable->model()->data(ui->budgetTable->model()->index(row, 0)).toInt();
+    if (ProjectDAO::removeBudgetLine(budgetId)) {
+        refreshBudget();
+        refreshFinancialSummary();
+    } else {
+        QMessageBox::critical(this, tr("Error"), tr("No se pudo eliminar la línea."));
+    }
+}
+
+void formProject::refreshBudget()
+{
+    QSqlQueryModel *model = new QSqlQueryModel(this);
+    QSqlQuery query;
+    query.prepare("SELECT ID, CONCEPT, AMOUNT FROM PROJECTBUDGET WHERE PROJECT_CODE = ?");
+    query.addBindValue(m_project.code);
+    query.exec();
+    model->setQuery(query);
+    model->setHeaderData(0, Qt::Horizontal, tr("ID"));
+    model->setHeaderData(1, Qt::Horizontal, tr("Concepto"));
+    model->setHeaderData(2, Qt::Horizontal, tr("Cantidad"));
+    ui->budgetTable->setModel(model);
+    ui->budgetTable->setColumnHidden(0, true);
+}
+
+void formProject::refreshFinancialSummary()
+{
+    QPair<double, double> summary = ProjectDAO::getFinancialSummary(m_project.code);
+    ui->totalBudgetLabel->setText(QString::number(summary.first, 'f', 2) + " €");
+    ui->totalCostLabel->setText(QString::number(summary.second, 'f', 2) + " €");
+    ui->balanceLabel->setText(QString::number(summary.first - summary.second, 'f', 2) + " €");
+}

src/gui/forms/formproject.h

@@ -0,0 +1,48 @@
+#ifndef FORMPROJECT_H
+#define FORMPROJECT_H
+
+#include <QMainWindow>
+#include <QDate>
+#include "projectdao.h"
+
+namespace Ui {
+class formProject;
+}
+
+class formProject : public QMainWindow
+{
+    Q_OBJECT
+
+public:
+    explicit formProject(QWidget *parent = nullptr);
+    ~formProject();
+
+    void loadProject(const QString &code);
+    void setNewMode();
+
+signals:
+    void projectSaved();
+
+private slots:
+    void saveProject();
+    void onStateChanged(int index);
+    void addDocument();
+    void removeDocument();
+    void addBudgetLine();
+    void removeBudgetLine();
+    void refreshDocuments();
+    void refreshBudget();
+    void refreshFinancialSummary();
+
+private:
+    Ui::formProject *ui;
+    Project m_project;
+    bool m_isNew;
+
+    void populateForm();
+    void readForm();
+    void clearForm();
+    void setupConnections();
+};
+
+#endif // FORMPROJECT_H

src/gui/forms/formprojectlist.cpp

@@ -0,0 +1,92 @@
+#include "formprojectlist.h"
+#include "ui_formprojectlist.h"
+#include "formproject.h"
+#include "projectdao.h"
+#include <QSqlQueryModel>
+#include <QMessageBox>
+
+formProjectList::formProjectList(QWidget *parent)
+    : QMainWindow(parent), ui(new Ui::formProjectList)
+{
+    ui->setupUi(this);
+    setupModel();
+
+    connect(ui->refreshButton, &QPushButton::clicked, this, &formProjectList::refreshList);
+    connect(ui->newButton, &QPushButton::clicked, this, &formProjectList::createNewProject);
+    connect(ui->editButton, &QPushButton::clicked, this, &formProjectList::editProject);
+    connect(ui->deleteButton, &QPushButton::clicked, this, &formProjectList::deleteProject);
+}
+
+formProjectList::~formProjectList()
+{
+    delete ui;
+}
+
+void formProjectList::setupModel()
+{
+    QSqlQueryModel *model = new QSqlQueryModel(this);
+    model->setQuery("SELECT CODE, TITLE, CUSTOMER_NAME, STATE, START_DATE FROM PROJECT ORDER BY CODE");
+    model->setHeaderData(0, Qt::Horizontal, tr("Código"));
+    model->setHeaderData(1, Qt::Horizontal, tr("Título"));
+    model->setHeaderData(2, Qt::Horizontal, tr("Cliente"));
+    model->setHeaderData(3, Qt::Horizontal, tr("Estado"));
+    model->setHeaderData(4, Qt::Horizontal, tr("Fecha Inicio"));
+    ui->projectTable->setModel(model);
+}
+
+void formProjectList::refreshList()
+{
+    QSqlQueryModel *model = qobject_cast<QSqlQueryModel*>(ui->projectTable->model());
+    if (model)
+        model->setQuery(model->query().lastQuery());
+}
+
+void formProjectList::createNewProject()
+{
+    formProject *form = new formProject(this);
+    form->setNewMode();
+    connect(form, &formProject::projectSaved, this, [this]() {
+        refreshList();
+    });
+    form->show();
+}
+
+void formProjectList::editProject()
+{
+    QModelIndex idx = ui->projectTable->currentIndex();
+    if (!idx.isValid()) {
+        QMessageBox::information(this, tr("Info"), tr("Selecciona un proyecto."));
+        return;
+    }
+    int row = idx.row();
+    QString code = ui->projectTable->model()->data(ui->projectTable->model()->index(row, 0)).toString();
+
+    formProject *form = new formProject(this);
+    form->loadProject(code);
+    connect(form, &formProject::projectSaved, this, [this]() {
+        refreshList();
+    });
+    form->show();
+}
+
+void formProjectList::deleteProject()
+{
+    QModelIndex idx = ui->projectTable->currentIndex();
+    if (!idx.isValid()) {
+        QMessageBox::information(this, tr("Info"), tr("Selecciona un proyecto."));
+        return;
+    }
+    int row = idx.row();
+    QString code = ui->projectTable->model()->data(ui->projectTable->model()->index(row, 0)).toString();
+
+    int ret = QMessageBox::question(this, tr("Confirmar"), tr("¿Eliminar el proyecto %1?").arg(code),
+                                     QMessageBox::Yes | QMessageBox::No);
+    if (ret == QMessageBox::Yes) {
+        if (ProjectDAO::remove(code)) {
+            QMessageBox::information(this, tr("Éxito"), tr("Proyecto eliminado."));
+            refreshList();
+        } else {
+            QMessageBox::critical(this, tr("Error"), tr("No se pudo eliminar el proyecto."));
+        }
+    }
+}

src/gui/forms/formprojectlist.h

@@ -0,0 +1,30 @@
+#ifndef FORMPROJECTLIST_H
+#define FORMPROJECTLIST_H
+
+#include <QMainWindow>
+#include "projectdao.h"
+
+namespace Ui {
+class formProjectList;
+}
+
+class formProjectList : public QMainWindow
+{
+    Q_OBJECT
+
+public:
+    explicit formProjectList(QWidget *parent = nullptr);
+    ~formProjectList();
+
+public slots:
+    void refreshList();
+    void createNewProject();
+    void editProject();
+    void deleteProject();
+
+private:
+    void setupModel();
+    Ui::formProjectList *ui;
+};
+
+#endif // FORMPROJECTLIST_H

src/gui/forms/formtemplateeditor.cpp

@@ -0,0 +1,93 @@
+#include "formtemplateeditor.h"
+#include "ui_formtemplateeditor.h"
+#include <QJsonDocument>
+#include <QJsonObject>
+#include <QJsonArray>
+#include <QMessageBox>
+#include <QDebug>
+
+formTemplateEditor::formTemplateEditor(QWidget *parent)
+    : QMainWindow(parent), ui(new Ui::formTemplateEditor)
+{
+    ui->setupUi(this);
+    connectSignals();
+}
+
+formTemplateEditor::~formTemplateEditor()
+{
+    delete ui;
+}
+
+void formTemplateEditor::connectSignals()
+{
+    connect(ui->saveButton, &QPushButton::clicked, this, &formTemplateEditor::saveTemplate);
+}
+
+void formTemplateEditor::loadTemplate(const Template &tpl)
+{
+    m_currentTemplate = tpl;
+    ui->nameEdit->setText(tpl.name);
+    ui->descriptionEdit->setText(tpl.description);
+    ui->typeCombo->setCurrentText(tpl.documentType);
+    ui->widthSpin->setValue(tpl.widthMM);
+    ui->heightSpin->setValue(tpl.heightMM);
+    ui->marginTopSpin->setValue(tpl.marginTop);
+    ui->marginBottomSpin->setValue(tpl.marginBottom);
+    ui->marginLeftSpin->setValue(tpl.marginLeft);
+    ui->marginRightSpin->setValue(tpl.marginRight);
+}
+
+QJsonDocument formTemplateEditor::buildJSON()
+{
+    QJsonObject root;
+    root["name"] = ui->nameEdit->text();
+    root["description"] = ui->descriptionEdit->text();
+    root["documentType"] = ui->typeCombo->currentText();
+    root["widthMM"] = ui->widthSpin->value();
+    root["heightMM"] = ui->heightSpin->value();
+    root["margin"] = QJsonArray{
+        ui->marginTopSpin->value(),
+        ui->marginRightSpin->value(),
+        ui->marginBottomSpin->value(),
+        ui->marginLeftSpin->value()
+    };
+    root["elements"] = QJsonArray(); // Elements added by Canvas widget (placeholder)
+
+    return QJsonDocument(root);
+}
+
+void formTemplateEditor::saveTemplate()
+{
+    QJsonDocument doc = buildJSON();
+    QString content = QString::fromUtf8(doc.toJson());
+
+    Template tpl;
+    tpl.name = ui->nameEdit->text();
+    tpl.description = ui->descriptionEdit->text();
+    tpl.documentType = ui->typeCombo->currentText();
+    tpl.widthMM = ui->widthSpin->value();
+    tpl.heightMM = ui->heightSpin->value();
+    tpl.marginTop = ui->marginTopSpin->value();
+    tpl.marginBottom = ui->marginBottomSpin->value();
+    tpl.marginLeft = ui->marginLeftSpin->value();
+    tpl.marginRight = ui->marginRightSpin->value();
+    tpl.content = content;
+    tpl.isDefault = false;
+    tpl.createdBy = "user";
+
+    bool ok;
+    if (m_currentTemplate.id > 0) {
+        tpl.id = m_currentTemplate.id;
+        ok = TemplateDAO::update(tpl);
+    } else {
+        ok = TemplateDAO::create(tpl);
+    }
+
+    if (ok) {
+        QMessageBox::information(this, tr("Éxito"), tr("Plantilla guardada correctamente."));
+        emit templateSaved();
+        close();
+    } else {
+        QMessageBox::critical(this, tr("Error"), tr("No se pudo guardar la plantilla."));
+    }
+}

src/gui/forms/formtemplateeditor.h

@@ -0,0 +1,34 @@
+#ifndef FORMTEMPLATEEDITOR_H
+#define FORMTEMPLATEEDITOR_H
+
+#include <QMainWindow>
+#include <QJsonDocument>
+#include "templatedao.h"
+
+namespace Ui {
+class formTemplateEditor;
+}
+
+class formTemplateEditor : public QMainWindow
+{
+    Q_OBJECT
+
+public:
+    explicit formTemplateEditor(QWidget *parent = nullptr);
+    ~formTemplateEditor();
+
+    void loadTemplate(const Template &tpl);
+
+signals:
+    void templateSaved();
+
+private:
+    Ui::formTemplateEditor *ui;
+    Template m_currentTemplate;
+
+    void connectSignals();
+    QJsonDocument buildJSON();
+    void saveTemplate();
+};
+
+#endif // FORMTEMPLATEEDITOR_H

src/gui/forms/formtemplatelist.cpp

@@ -0,0 +1,92 @@
+#include "formtemplatelist.h"
+#include "ui_formtemplatelist.h"
+#include "templatedao.h"
+#include "formtemplateeditor.h"
+#include <QSqlQueryModel>
+#include <QMessageBox>
+
+formTemplateList::formTemplateList(QWidget *parent)
+    : QMainWindow(parent), ui(new Ui::formTemplateList)
+{
+    ui->setupUi(this);
+    setupModel();
+
+    connect(ui->refreshButton, &QPushButton::clicked, this, &formTemplateList::refreshList);
+    connect(ui->newButton, &QPushButton::clicked, this, &formTemplateList::createNewTemplate);
+    connect(ui->editButton, &QPushButton::clicked, this, &formTemplateList::editTemplate);
+    connect(ui->deleteButton, &QPushButton::clicked, this, &formTemplateList::deleteTemplate);
+}
+
+formTemplateList::~formTemplateList()
+{
+    delete ui;
+}
+
+void formTemplateList::setupModel()
+{
+    QSqlQueryModel *model = new QSqlQueryModel(this);
+    model->setQuery("SELECT ID, NAME, DESCRIPTION, DOCUMENT_TYPE FROM TEMPLATE ORDER BY NAME");
+    model->setHeaderData(0, Qt::Horizontal, tr("ID"));
+    model->setHeaderData(1, Qt::Horizontal, tr("Nombre"));
+    model->setHeaderData(2, Qt::Horizontal, tr("Descripción"));
+    model->setHeaderData(3, Qt::Horizontal, tr("Tipo"));
+    ui->templateTable->setModel(model);
+    ui->templateTable->setColumnHidden(0, true);
+}
+
+void formTemplateList::refreshList()
+{
+    QSqlQueryModel *model = qobject_cast<QSqlQueryModel*>(ui->templateTable->model());
+    if (model)
+        model->setQuery(model->query().lastQuery());
+}
+
+void formTemplateList::createNewTemplate()
+{
+    formTemplateEditor *editor = new formTemplateEditor(this);
+    connect(editor, &formTemplateEditor::templateSaved, this, [this]() {
+        refreshList();
+    });
+    editor->show();
+}
+
+void formTemplateList::editTemplate()
+{
+    QModelIndex idx = ui->templateTable->currentIndex();
+    if (!idx.isValid()) {
+        QMessageBox::information(this, tr("Info"), tr("Selecciona una plantilla primero."));
+        return;
+    }
+    int row = idx.row();
+    int id = ui->templateTable->model()->data(ui->templateTable->model()->index(row, 0)).toInt();
+
+    Template tpl = TemplateDAO::getById(id);
+    formTemplateEditor *editor = new formTemplateEditor(this);
+    editor->loadTemplate(tpl);
+    connect(editor, &formTemplateEditor::templateSaved, this, [this]() {
+        refreshList();
+    });
+    editor->show();
+}
+
+void formTemplateList::deleteTemplate()
+{
+    QModelIndex idx = ui->templateTable->currentIndex();
+    if (!idx.isValid()) {
+        QMessageBox::information(this, tr("Info"), tr("Selecciona una plantilla primero."));
+        return;
+    }
+    int row = idx.row();
+    int id = ui->templateTable->model()->data(ui->templateTable->model()->index(row, 0)).toInt();
+
+    int ret = QMessageBox::question(this, tr("Confirmar"), tr("¿Eliminar esta plantilla?"),
+                                     QMessageBox::Yes | QMessageBox::No);
+    if (ret == QMessageBox::Yes) {
+        if (TemplateDAO::remove(id)) {
+            QMessageBox::information(this, tr("Éxito"), tr("Plantilla eliminada."));
+            refreshList();
+        } else {
+            QMessageBox::critical(this, tr("Error"), tr("No se pudo eliminar la plantilla."));
+        }
+    }
+}

src/gui/forms/formtemplatelist.h

@@ -0,0 +1,30 @@
+#ifndef FORMTEMPLATELIST_H
+#define FORMTEMPLATELIST_H
+
+#include <QMainWindow>
+#include "templatedao.h"
+
+namespace Ui {
+class formTemplateList;
+}
+
+class formTemplateList : public QMainWindow
+{
+    Q_OBJECT
+
+public:
+    explicit formTemplateList(QWidget *parent = nullptr);
+    ~formTemplateList();
+
+public slots:
+    void refreshList();
+    void createNewTemplate();
+    void editTemplate();
+    void deleteTemplate();
+
+private:
+    void setupModel();
+    Ui::formTemplateList *ui;
+};
+
+#endif // FORMTEMPLATELIST_H

templates/budget_standard.json

@@ -0,0 +1,75 @@
+{
+  "name": "Presupuesto Proyecto",
+  "description": "Plantilla de presupuesto para proyectos",
+  "documentType": "budget",
+  "widthMM": 210,
+  "heightMM": 297,
+  "margin": [20, 20, 20, 20],
+  "elements": [
+    {
+      "type": "label",
+      "x": 50,
+      "y": 50,
+      "w": 200,
+      "h": 20,
+      "text": "Presupuesto #{{code}}",
+      "font": "Arial",
+      "size": 14,
+      "bold": true,
+      "align": "left"
+    },
+    {
+      "type": "label",
+      "x": 300,
+      "y": 50,
+      "w": 100,
+      "h": 20,
+      "text": "{{date}}",
+      "font": "Arial",
+      "size": 10,
+      "bold": false
+    },
+    {
+      "type": "table",
+      "x": 50,
+      "y": 80,
+      "w": 350,
+      "h": 150,
+      "columns": ["description", "quantity", "unitPrice", "total"],
+      "dataSource": "lines",
+      "cellAlignment": {
+        "0": "left",
+        "1": "right",
+        "2": "right",
+        "3": "right"
+      },
+      "headerAlignment": "center",
+      "headerColor": "#CCCCCC",
+      "alternateRowColor": true,
+      "rowHeight": 20
+    },
+    {
+      "type": "label",
+      "x": 250,
+      "y": 240,
+      "w": 50,
+      "h": 20,
+      "text": "Total:",
+      "font": "Arial",
+      "size": 14,
+      "bold": true
+    },
+    {
+      "type": "label",
+      "x": 300,
+      "y": 240,
+      "w": 100,
+      "h": 20,
+      "text": "{{total}}",
+      "font": "Arial",
+      "size": 14,
+      "bold": true,
+      "align": "right"
+    }
+  ]
+}

templates/invoice_standard.json

@@ -0,0 +1,52 @@
+{
+  "name": "Factura PDF",
+  "description": "Plantilla de factura para clientes",
+  "documentType": "invoice",
+  "widthMM": 210,
+  "heightMM": 297,
+  "margin": [20, 20, 20, 20],
+  "elements": [
+    {
+      "type": "label",
+      "x": 50,
+      "y": 50,
+      "w": 150,
+      "h": 20,
+      "text": "Factura #{{code}}",
+      "font": "Arial",
+      "size": 14,
+      "bold": true,
+      "align": "left"
+    },
+    {
+      "type": "label",
+      "x": 200,
+      "y": 50,
+      "w": 100,
+      "h": 20,
+      "text": "{{clientName}}",
+      "font": "Arial",
+      "size": 12,
+      "bold": false
+    },
+    {
+      "type": "table",
+      "x": 50,
+      "y": 80,
+      "w": 200,
+      "h": 100,
+      "columns": ["description", "quantity", "price", "total"],
+      "dataSource": "lines",
+      "cellAlignment": {
+        "0": "left",
+        "1": "right",
+        "2": "right",
+        "3": "right"
+      },
+      "headerAlignment": "center",
+      "headerColor": "#CCCCCC",
+      "alternateRowColor": true,
+      "rowHeight": 20
+    }
+  ]
+}