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
140	pmbaty	19	is_dialogbox_displayed = true;
1	pmbaty	20	_beginthread (StartThread_ThisDialog, 0, NULL); // fire up a new one
		21
		22	return; // return as soon as the thread is fired up
		23	}
		24
		25
		26	void DialogBox_Comment_Validated (void)
		27	{
		28	// callback function called by the main game thread when the dialog box is validated
		29
		30	// remember this callback is no longer to be called
		31	is_dialogbox_comment_validated = false;
		32
		33	return; // finished
		34	}
		35
		36
		37	static void StartThread_ThisDialog (void *thread_parms)
		38	{
		39	// this function runs in a separate thread, for that's the only way (seemingly)
		40	// to implement a non-modal message box using the Common Controls library.
		41
		42	// display the dialog box
		43	if (DialogBox (hAppInstance, MAKEINTRESOURCE (THIS_DIALOG), hMainWnd, DialogProc_ThisDialog) == 1)
		44	is_dialogbox_comment_validated = true;
140	pmbaty	45	is_dialogbox_displayed = false;
1	pmbaty	46
124	pmbaty	47	the_board.reevaluate = true; // refresh the GUI buttons if needed
1	pmbaty	48	return; // _endthread() implied
		49	}
		50
		51
		52	static int CALLBACK DialogProc_ThisDialog (HWND hWnd, unsigned int message, WPARAM wParam, LPARAM lParam)
		53	{
		54	// message handler for the dialog box
		55
		56	unsigned short wParam_hiword;
		57	unsigned short wParam_loword;
		58	int new_size;
		59
		60	// filter out the commonly used message values
		61	wParam_hiword = HIWORD (wParam);
		62	wParam_loword = LOWORD (wParam);
		63
		64	// have we just fired up this window ?
		65	if (message == WM_INITDIALOG)
		66	{
		67	// center the window
		68	CenterWindow (hWnd, hMainWnd);
		69
		70	// set dialog icons (small one for title bar & big one for task manager)
		71	SendMessage (hWnd, WM_SETICON, ICON_SMALL, (LPARAM) LoadIcon (hAppInstance, MAKEINTRESOURCE (ICON_MAIN)));
		72	SendMessage (hWnd, WM_SETICON, ICON_BIG, (LPARAM) LoadIcon (hAppInstance, MAKEINTRESOURCE (ICON_MAIN)));
		73
		74	// set window title and control texts
		75	SetWindowText (hWnd, LOCALIZE (L"Comment_Title"));
		76	Static_SetText (GetDlgItem (hWnd, STATICTEXT_COMMENT_QUESTION), LOCALIZE (L"Comment_Question"));
		77	SetWindowText (GetDlgItem (hWnd, BUTTON_OK), LOCALIZE (L"Button_OK"));
		78	Static_SetText (GetDlgItem (hWnd, STATICTEXT_COMMENT_STATUSBAR), LOCALIZE (L"Comment_StatusBar"));
		79
		80	// set the edit box comment, select all text and send focus to it
		81	if ((the_board.move_count > 1) && (the_board.viewed_move >= 1) && (the_board.viewed_move < the_board.move_count)
		82	&& (the_board.moves[the_board.viewed_move].comment != NULL) && (the_board.moves[the_board.viewed_move].comment[0] != 0))
		83	{
		84	SetWindowText (GetDlgItem (hWnd, EDITBOX_COMMENT), the_board.moves[the_board.viewed_move].comment);
		85	SendMessage (GetDlgItem (hWnd, EDITBOX_COMMENT), EM_SETSEL, 0, -1);
		86	}
		87	SetFocus (GetDlgItem (hWnd, EDITBOX_COMMENT));
		88
		89	// convert the status bar message to a hyperlink
		90	ConvertStaticToHyperlink (GetDlgItem (hWnd, STATICTEXT_COMMENT_STATUSBAR));
		91	}
		92
		93	// else did we click the close button on the title bar ?
		94	else if (message == WM_CLOSE)
		95	EndDialog (hWnd, 0); // close the dialog box
		96
		97	// else did we take action on one of the controls ?
		98	else if (message == WM_COMMAND)
		99	{
		100	// did we cancel the dialog box ? (IDCANCEL is a system-wide dialog box handler value, that catches the ESC key)
		101	if (wParam_loword == IDCANCEL)
		102	EndDialog (hWnd, 0); // close the dialog box
		103
		104	// else was it the OK button ?
		105	else if (wParam_loword == BUTTON_OK)
		106	{
		107	// grab the edit box comment
		108	if ((the_board.move_count > 1) && (the_board.viewed_move >= 1) && (the_board.viewed_move < the_board.move_count))
		109	{
		110	// get comment length
		111	new_size = GetWindowTextLength (GetDlgItem (hWnd, EDITBOX_COMMENT));
		112
		113	// was there text at all ?
		114	if (new_size > 0)
		115	{
		116	// if so, reallocate (add one for the terminator character) and copy comment
		117	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);
		118	GetWindowText (GetDlgItem (hWnd, EDITBOX_COMMENT), the_board.moves[the_board.viewed_move].comment, new_size + 1);
		119	the_board.moves[the_board.viewed_move].comment_size = new_size + 1; // remember comment size
		120	}
		121	else
		122	{
		123	SAFE_free ((void **) &the_board.moves[the_board.viewed_move].comment); // comment was erased, free the memory space used for it
		124	the_board.moves[the_board.viewed_move].comment_size = 0; // and reset its size to zero
		125	}
		126	}
		127
		128	EndDialog (hWnd, 1); // close the dialog box and return OK
		129	}
		130
		131	// else was it the status bar hyperlink ?
		132	else if (wParam_loword == STATICTEXT_COMMENT_STATUSBAR)
		133	ShellExecute (NULL, L"open", PROGRAM_URL, NULL, NULL, SW_MAXIMIZE); // open the donation page in the default browser, maximized
		134	}
		135
		136	// call the default dialog message processing function to keep things going
		137	return (false);
		138	}

Subversion Repositories Games.Chess Giants

Games.Chess Giants/dialog/dialog_comment.cpp – Rev 140