base/applications/mspaint/textedit.c

   1 /*
   2  * PROJECT:     PAINT for ReactOS
   3  * LICENSE:     LGPL
   4  * FILE:        base/applications/paint/textedit.c
   5  * PURPOSE:     Text editor and font chooser for the text tool
   6  * PROGRAMMERS: Benedikt Freisen
   7  */
   8
   9 /* INCLUDES *********************************************************/
  10
  11 #include "precomp.h"
  12 #include "textedit.h"
  13
  14 /* FUNCTIONS ********************************************************/
  15
  16 void
  17 RegisterWclTextEdit()
  18 {
  19     WNDCLASSEX wclTextEdit;
  20     /* initializing and registering the window class used for the text editor */
  21     wclTextEdit.hInstance         = hProgInstance;
  22     wclTextEdit.lpszClassName     = _T("TextEdit");
  23     wclTextEdit.lpfnWndProc       = TextEditWinProc;
  24     wclTextEdit.style             = CS_DBLCLKS;
  25     wclTextEdit.cbSize            = sizeof(WNDCLASSEX);
  26     wclTextEdit.hIcon             = LoadIcon(hProgInstance, MAKEINTRESOURCE(IDI_APPICON));
  27     wclTextEdit.hIconSm           = LoadIcon(hProgInstance, MAKEINTRESOURCE(IDI_APPICON));
  28     wclTextEdit.hCursor           = LoadCursor(NULL, IDC_ARROW);
  29     wclTextEdit.lpszMenuName      = NULL;
  30     wclTextEdit.cbClsExtra        = 0;
  31     wclTextEdit.cbWndExtra        = 0;
  32     wclTextEdit.hbrBackground     = GetSysColorBrush(COLOR_BTNFACE);
  33     RegisterClassEx (&wclTextEdit);
  34 }
  35
  36 LRESULT CALLBACK
  37 TextEditWinProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
  38 {
  39     switch (message)
  40     {
  41         case WM_SIZE:
  42         {
  43             RECT clientRect;
  44             GetClientRect(hwnd, &clientRect);
  45             MoveWindow(hwndEditCtl, clientRect.left, clientRect.top, RECT_WIDTH(clientRect), RECT_HEIGHT(clientRect), TRUE);
  46             break;
  47         }
  48         case WM_CLOSE:
  49             ShowWindow(hwnd, SW_HIDE);
  50             break;
  51         case WM_COMMAND:
  52             switch(HIWORD(wParam))
  53             {
  54                 case EN_UPDATE:
  55                 {
  56                     HeapFree(GetProcessHeap(), 0, textToolText);
  57                     textToolTextMaxLen = GetWindowTextLength(hwndEditCtl) + 1;
  58                     textToolText = HeapAlloc(GetProcessHeap(), HEAP_GENERATE_EXCEPTIONS, sizeof(TCHAR) * textToolTextMaxLen);
  59                     GetWindowText(hwndEditCtl, textToolText, textToolTextMaxLen);
  60                     ForceRefreshSelectionContents();
  61                     break;
  62                 }
  63             }
  64             break;
  65         default:
  66             return DefWindowProc(hwnd, message, wParam, lParam);
  67     }
  68
  69     return 0;
  70 }