WebSVN – Games.Chess Giants – Blame – //dialog/dialog_comment.cpp

Rev	Author	Line No.	Line
1	pmbaty	1	// dialog_comment.cpp
		2
		3	#include "../common.h"
		4
		5
		6	// dialog template
		7	#define THIS_DIALOG DIALOG_COMMENT
		8
		9
		10	// prototypes of local functions
		11	static void StartThread_ThisDialog (void *thread_parms);
		12	static int CALLBACK DialogProc_ThisDialog (HWND hWnd, unsigned int message, WPARAM wParam, LPARAM lParam);
		13
		14
		15	void DialogBox_Comment (void)
		16	{
		17	// helper function to fire up the modeless dialog box
		18
		19	_beginthread (StartThread_ThisDialog, 0, NULL); // fire up a new one
		20
		21	return; // return as soon as the thread is fired up
		22	}
		23
		24
		25	void DialogBox_Comment_Validated (void)
		26	{
		27	// callback function called by the main game thread when the dialog box is validated
		28
		29	// remember this callback is no longer to be called
		30	is_dialogbox_comment_validated = false;
		31
		32	return; // finished
		33	}
		34
		35
		36	static void StartThread_ThisDialog (void *thread_parms)
		37	{
		38	// this function runs in a separate thread, for that's the only way (seemingly)
		39	// to implement a non-modal message box using the Common Controls library.
		40
		41	// display the dialog box
		42	if (DialogBox (hAppInstance, MAKEINTRESOURCE (THIS_DIALOG), hMainWnd, DialogProc_ThisDialog) == 1)
		43	is_dialogbox_comment_validated = true;
		44
124	pmbaty	45	the_board.reevaluate = true; // refresh the GUI buttons if needed
1	pmbaty	46	return; // _endthread() implied
		47	}
		48
		49
		50	static int CALLBACK DialogProc_ThisDialog (HWND hWnd, unsigned int message, WPARAM wParam, LPARAM lParam)
		51	{
		52	// message handler for the dialog box
		53
		54	unsigned short wParam_hiword;
		55	unsigned short wParam_loword;
		56	int new_size;
		57
		58	// filter out the commonly used message values
		59	wParam_hiword = HIWORD (wParam);
		60	wParam_loword = LOWORD (wParam);
		61
		62	// have we just fired up this window ?
		63	if (message == WM_INITDIALOG)
		64	{
		65	// center the window
		66	CenterWindow (hWnd, hMainWnd);
		67
		68	// set dialog icons (small one for title bar & big one for task manager)
		69	SendMessage (hWnd, WM_SETICON, ICON_SMALL, (LPARAM) LoadIcon (hAppInstance, MAKEINTRESOURCE (ICON_MAIN)));
		70	SendMessage (hWnd, WM_SETICON, ICON_BIG, (LPARAM) LoadIcon (hAppInstance, MAKEINTRESOURCE (ICON_MAIN)));
		71
		72	// set window title and control texts
		73	SetWindowText (hWnd, LOCALIZE (L"Comment_Title"));
		74	Static_SetText (GetDlgItem (hWnd, STATICTEXT_COMMENT_QUESTION), LOCALIZE (L"Comment_Question"));
		75	SetWindowText (GetDlgItem (hWnd, BUTTON_OK), LOCALIZE (L"Button_OK"));
		76	Static_SetText (GetDlgItem (hWnd, STATICTEXT_COMMENT_STATUSBAR), LOCALIZE (L"Comment_StatusBar"));
		77
		78	// set the edit box comment, select all text and send focus to it
		79	if ((the_board.move_count > 1) && (the_board.viewed_move >= 1) && (the_board.viewed_move < the_board.move_count)
		80	&& (the_board.moves[the_board.viewed_move].comment != NULL) && (the_board.moves[the_board.viewed_move].comment[0] != 0))
		81	{
		82	SetWindowText (GetDlgItem (hWnd, EDITBOX_COMMENT), the_board.moves[the_board.viewed_move].comment);
		83	SendMessage (GetDlgItem (hWnd, EDITBOX_COMMENT), EM_SETSEL, 0, -1);
		84	}
		85	SetFocus (GetDlgItem (hWnd, EDITBOX_COMMENT));
		86
		87	// convert the status bar message to a hyperlink
		88	ConvertStaticToHyperlink (GetDlgItem (hWnd, STATICTEXT_COMMENT_STATUSBAR));
		89	}
		90
		91	// else did we click the close button on the title bar ?
		92	else if (message == WM_CLOSE)
		93	EndDialog (hWnd, 0); // close the dialog box
		94
		95	// else did we take action on one of the controls ?
		96	else if (message == WM_COMMAND)
		97	{
		98	// did we cancel the dialog box ? (IDCANCEL is a system-wide dialog box handler value, that catches the ESC key)
		99	if (wParam_loword == IDCANCEL)
		100	EndDialog (hWnd, 0); // close the dialog box
		101
		102	// else was it the OK button ?
		103	else if (wParam_loword == BUTTON_OK)
		104	{
		105	// grab the edit box comment
		106	if ((the_board.move_count > 1) && (the_board.viewed_move >= 1) && (the_board.viewed_move < the_board.move_count))
		107	{
		108	// get comment length
		109	new_size = GetWindowTextLength (GetDlgItem (hWnd, EDITBOX_COMMENT));
		110
		111	// was there text at all ?
		112	if (new_size > 0)
		113	{
		114	// if so, reallocate (add one for the terminator character) and copy comment
		115	the_board.moves[the_board.viewed_move].comment = (wchar_t *) SAFE_realloc (the_board.moves[the_board.viewed_move].comment, the_board.moves[the_board.viewed_move].comment_size, new_size + 1, sizeof (wchar_t), false);
		116	GetWindowText (GetDlgItem (hWnd, EDITBOX_COMMENT), the_board.moves[the_board.viewed_move].comment, new_size + 1);
		117	the_board.moves[the_board.viewed_move].comment_size = new_size + 1; // remember comment size
		118	}
		119	else
		120	{
		121	SAFE_free ((void **) &the_board.moves[the_board.viewed_move].comment); // comment was erased, free the memory space used for it
		122	the_board.moves[the_board.viewed_move].comment_size = 0; // and reset its size to zero
		123	}
		124	}
		125
		126	EndDialog (hWnd, 1); // close the dialog box and return OK
		127	}
		128
		129	// else was it the status bar hyperlink ?
		130	else if (wParam_loword == STATICTEXT_COMMENT_STATUSBAR)
		131	ShellExecute (NULL, L"open", PROGRAM_URL, NULL, NULL, SW_MAXIMIZE); // open the donation page in the default browser, maximized
		132	}
		133
		134	// call the default dialog message processing function to keep things going
		135	return (false);
		136	}

Subversion Repositories Games.Chess Giants

Games.Chess Giants//dialog/dialog_comment.cpp – Rev 124