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Update Examples/text/text_input_box.cs

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- Changed to char array.
- Fixed backspace out of bounds issue.
This commit is contained in:
ChrisDill 2018-10-26 18:39:13 +01:00
parent 9732de5c2f
commit e8ca589e6f
1 changed files with 5 additions and 5 deletions
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10
Examples/text/text_input_box.cs
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@ -27,7 +27,7 @@ public partial class text_input_box
InitWindow(screenWidth, screenHeight, "raylib [text] example - input box"); InitWindow(screenWidth, screenHeight, "raylib [text] example - input box");
StringBuilder name = new StringBuilder(" ", MAX_INPUT_CHARS + 1); // NOTE: One extra space required for line ending char '\0' char[] name = new char[MAX_INPUT_CHARS]; // NOTE: One extra space required for line ending char '\0'
int letterCount = 0; int letterCount = 0;
Rectangle textBox = new Rectangle( screenWidth/2 - 100, 180, 225, 50 ); Rectangle textBox = new Rectangle( screenWidth/2 - 100, 180, 225, 50 );
@ -60,9 +60,9 @@ public partial class text_input_box
if (IsKeyPressed(KEY_BACKSPACE)) if (IsKeyPressed(KEY_BACKSPACE))
{ {
letterCount--; letterCount--;
name[letterCount] = '\0';
if (letterCount < 0) letterCount = 0; if (letterCount < 0) letterCount = 0;
name[letterCount] = '\0';
} }
} }
@ -82,7 +82,7 @@ public partial class text_input_box
if (mouseOnText) DrawRectangleLines((int)textBox.x, (int)textBox.y, (int)textBox.width, (int)textBox.height, RED); if (mouseOnText) DrawRectangleLines((int)textBox.x, (int)textBox.y, (int)textBox.width, (int)textBox.height, RED);
else DrawRectangleLines((int)textBox.x, (int)textBox.y, (int)textBox.width, (int)textBox.height, DARKGRAY); else DrawRectangleLines((int)textBox.x, (int)textBox.y, (int)textBox.width, (int)textBox.height, DARKGRAY);
DrawText(name.ToString(), (int)textBox.x + 5, (int)textBox.y + 8, 40, MAROON); DrawText(new string(name), (int)textBox.x + 5, (int)textBox.y + 8, 40, MAROON);
DrawText(string.Format("INPUT CHARS: {0}/{1}", letterCount, MAX_INPUT_CHARS), 315, 250, 20, DARKGRAY); DrawText(string.Format("INPUT CHARS: {0}/{1}", letterCount, MAX_INPUT_CHARS), 315, 250, 20, DARKGRAY);
@ -91,7 +91,7 @@ public partial class text_input_box
if (letterCount < MAX_INPUT_CHARS) if (letterCount < MAX_INPUT_CHARS)
{ {
// Draw blinking underscore char // Draw blinking underscore char
if (((framesCounter/20)%2) == 0) DrawText("_", (int)textBox.x + 8 + MeasureText(name.ToString(), 40), (int)textBox.y + 12, 40, MAROON); if (((framesCounter/20)%2) == 0) DrawText("_", (int)textBox.x + 8 + MeasureText(new string(name), 40), (int)textBox.y + 12, 40, MAROON);
} }
else DrawText("Press BACKSPACE to delete chars...", 230, 300, 20, GRAY); else DrawText("Press BACKSPACE to delete chars...", 230, 300, 20, GRAY);
} }