Merge 264acc6e6f into 9f831428e6

examples/core/core_clipboard_text.c

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+/*******************************************************************************************
+*
+*   raylib [core] example - Clipboard Text Operations
+*
+*   Example originally created with raylib 5.0, last time updated with raylib 5.0
+*
+*   Example contributed by [Your Name] and reviewed by the raylib community
+*
+*   Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
+*   BSD-like license that allows static linking with closed source software
+*
+*   Copyright (c) 2024 [ANANTH S] (@Ananth1836)
+*
+********************************************************************************************/
+
+#include "raylib.h"
+#include <cstddef>
+
+//------------------------------------------------------------------------------------
+// Program main entry point
+//------------------------------------------------------------------------------------
+int main(void)
+{
+    // Initialization
+    //--------------------------------------------------------------------------------------
+    const int screenWidth = 800;
+    const int screenHeight = 450;
+
+    InitWindow(screenWidth, screenHeight, "raylib [core] example - clipboard text");
+
+    // Define some sample texts
+    const char *sampleTexts[] = {
+        "Hello from raylib!",
+        "The quick brown fox jumps over the lazy dog",
+        "Clipboard operations are useful!",
+        "raylib is a simple and easy-to-use library",
+        "Copy and paste me!"
+    };
+    const int sampleTextsCount = sizeof(sampleTexts) / sizeof(sampleTexts[0]);
+    
+    int currentTextIndex = 0;
+    char inputBuffer[256] = "Type here to copy to clipboard...";
+    bool textEdited = false;
+    
+    // UI state
+    Rectangle copyButton = { 50, 350, 150, 40 };
+    Rectangle pasteButton = { 220, 350, 150, 40 };
+    Rectangle clearButton = { 390, 350, 150, 40 };
+    Rectangle cycleButton = { 560, 350, 150, 40 };
+    
+    Rectangle textBox = { 50, 250, 700, 40 };
+
+    SetTargetFPS(60);               // Set our game to run at 60 frames-per-second
+    //--------------------------------------------------------------------------------------
+
+    // Main game loop
+    while (!WindowShouldClose())    // Detect window close button or ESC key
+    {
+        // Update
+        //----------------------------------------------------------------------------------
+        Vector2 mousePoint = GetMousePosition();
+        
+        // Handle text input
+        if (CheckCollisionPointRec(mousePoint, textBox) && IsMouseButtonPressed(MOUSE_LEFT_BUTTON))
+        {
+            if (TextIsEqual(inputBuffer, "Type here to copy to clipboard..."))
+            {
+                inputBuffer[0] = '\0'; // Clear the default text
+            }
+        }
+        
+        // Get key presses and update input buffer
+        if (textEdited) textEdited = false;
+        
+        int key = GetCharPressed();
+        while (key > 0)
+        {
+            if ((key >= 32) && (key <= 125))
+            {
+                int length = TextLength(inputBuffer);
+                if (length < 255)
+                {
+                    inputBuffer[length] = (char)key;
+                    inputBuffer[length + 1] = '\0';
+                    textEdited = true;
+                }
+            }
+            key = GetCharPressed();
+        }
+        
+        // Handle backspace
+        if (IsKeyPressed(KEY_BACKSPACE))
+        {
+            int length = TextLength(inputBuffer);
+            if (length > 0)
+            {
+                inputBuffer[length - 1] = '\0';
+                textEdited = true;
+            }
+        }
+        
+        // Handle button interactions
+        if (CheckCollisionPointRec(mousePoint, copyButton))
+        {
+            if (IsMouseButtonPressed(MOUSE_LEFT_BUTTON))
+            {
+                // Copy text to clipboard
+                SetClipboardText(inputBuffer);
+            }
+        }
+        
+        if (CheckCollisionPointRec(mousePoint, pasteButton))
+        {
+            if (IsMouseButtonPressed(MOUSE_LEFT_BUTTON))
+            {
+                // Paste text from clipboard
+                const char *clipboardText = GetClipboardText();
+                if (clipboardText != NULL)
+                {
+                    TextCopy(inputBuffer, clipboardText);
+                }
+            }
+        }
+        
+        if (CheckCollisionPointRec(mousePoint, clearButton))
+        {
+            if (IsMouseButtonPressed(MOUSE_LEFT_BUTTON))
+            {
+                // Clear input buffer
+                inputBuffer[0] = '\0';
+            }
+        }
+        
+        if (CheckCollisionPointRec(mousePoint, cycleButton))
+        {
+            if (IsMouseButtonPressed(MOUSE_LEFT_BUTTON))
+            {
+                // Cycle through sample texts
+                currentTextIndex = (currentTextIndex + 1) % sampleTextsCount;
+                TextCopy(inputBuffer, sampleTexts[currentTextIndex]);
+            }
+        }
+        
+        // Quick copy/paste with keyboard shortcuts
+        if (IsKeyDown(KEY_LEFT_CONTROL) || IsKeyDown(KEY_RIGHT_CONTROL))
+        {
+            if (IsKeyPressed(KEY_C))
+            {
+                SetClipboardText(inputBuffer);
+            }
+            if (IsKeyPressed(KEY_V))
+            {
+                const char *clipboardText = GetClipboardText();
+                if (clipboardText != NULL)
+                {
+                    TextCopy(inputBuffer, clipboardText);
+                }
+            }
+        }
+        //----------------------------------------------------------------------------------
+
+        // Draw
+        //----------------------------------------------------------------------------------
+        BeginDrawing();
+
+            ClearBackground(RAYWHITE);
+            
+            DrawText("Clipboard Text Operations", 20, 20, 32, DARKBLUE);
+            
+            // Draw instructions
+            DrawText("Use the buttons below or keyboard shortcuts:", 20, 70, 20, DARKGRAY);
+            DrawText("CTRL+C to copy, CTRL+V to paste", 20, 100, 20, DARKGRAY);
+            
+            // Draw text box
+            DrawRectangleRec(textBox, LIGHTGRAY);
+            DrawRectangleLines((int)textBox.x, (int)textBox.y, (int)textBox.width, (int)textBox.height, DARKGRAY);
+            DrawText(inputBuffer, (int)textBox.x + 5, (int)textBox.y + 10, 20, MAROON);
+            
+            // Draw cursor in text box
+            if (((int)(GetTime() * 2) % 2) == 0 && textEdited)
+            {
+                DrawText("_", (int)textBox.x + 5 + MeasureText(inputBuffer, 20), (int)textBox.y + 10, 20, MAROON);
+            }
+            
+            // Draw buttons
+            DrawRectangleRec(copyButton, CheckCollisionPointRec(mousePoint, copyButton) ? SKYBLUE : BLUE);
+            DrawRectangleLines((int)copyButton.x, (int)copyButton.y, (int)copyButton.width, (int)copyButton.height, DARKBLUE);
+            DrawText("Copy", (int)copyButton.x + 45, (int)copyButton.y + 10, 20, WHITE);
+            
+            DrawRectangleRec(pasteButton, CheckCollisionPointRec(mousePoint, pasteButton) ? SKYBLUE : BLUE);
+            DrawRectangleLines((int)pasteButton.x, (int)pasteButton.y, (int)pasteButton.width, (int)pasteButton.height, DARKBLUE);
+            DrawText("Paste", (int)pasteButton.x + 40, (int)pasteButton.y + 10, 20, WHITE);
+            
+            DrawRectangleRec(clearButton, CheckCollisionPointRec(mousePoint, clearButton) ? SKYBLUE : BLUE);
+            DrawRectangleLines((int)clearButton.x, (int)clearButton.y, (int)clearButton.width, (int)clearButton.height, DARKBLUE);
+            DrawText("Clear", (int)clearButton.x + 40, (int)clearButton.y + 10, 20, WHITE);
+            
+            DrawRectangleRec(cycleButton, CheckCollisionPointRec(mousePoint, cycleButton) ? SKYBLUE : BLUE);
+            DrawRectangleLines((int)cycleButton.x, (int)cycleButton.y, (int)cycleButton.width, (int)cycleButton.height, DARKBLUE);
+            DrawText("Sample Text", (int)cycleButton.x + 15, (int)cycleButton.y + 10, 20, WHITE);
+            
+            // Draw clipboard status
+            DrawText("Try copying text from other applications and pasting here!", 50, 420, 18, DARKGREEN);
+            
+            // Draw current sample text info
+            DrawText(TextFormat("Sample Text %d/%d", currentTextIndex + 1, sampleTextsCount), 
+                     600, 300, 18, DARKGRAY);
+
+        EndDrawing();
+        //----------------------------------------------------------------------------------
+    }
+
+    // De-Initialization
+    //--------------------------------------------------------------------------------------
+    CloseWindow();        // Close window and OpenGL context
+    //--------------------------------------------------------------------------------------
+
+    return 0;
+}