📄 framewnd.c
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/*
* ReactOS Application
*
* framewnd.c
*
* Copyright (C) 2002 Robert Dickenson <robd@reactos.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifdef _MSC_VER
#include "stdafx.h"
#else
#define WIN32_LEAN_AND_MEAN // Exclude rarely-used stuff from Windows headers
#include <windows.h>
#include <commctrl.h>
#include <stdlib.h>
#include <malloc.h>
#include <memory.h>
#include <tchar.h>
#include <process.h>
#include <stdio.h>
#endif
#include "main.h"
#include "about.h"
#include "framewnd.h"
////////////////////////////////////////////////////////////////////////////////
// Global Variables:
//
BOOL bInMenuLoop = FALSE; // Tells us if we are in the menu loop
////////////////////////////////////////////////////////////////////////////////
// Local module support methods
//
static void resize_frame_rect(HWND hWnd, PRECT prect)
{
RECT rt;
if (IsWindowVisible(hToolBar)) {
SendMessage(hToolBar, WM_SIZE, 0, 0);
GetClientRect(hToolBar, &rt);
prect->top = rt.bottom+3;
prect->bottom -= rt.bottom+3;
}
if (IsWindowVisible(hStatusBar)) {
int parts[] = {300, 500};
SendMessage(hStatusBar, WM_SIZE, 0, 0);
SendMessage(hStatusBar, SB_SETPARTS, 2, (LPARAM)&parts);
GetClientRect(hStatusBar, &rt);
prect->bottom -= rt.bottom;
}
MoveWindow(hMDIClient, prect->left-1,prect->top-1,prect->right+2,prect->bottom+1, TRUE);
}
static void resize_frame(HWND hWnd, int cx, int cy)
{
RECT rect = {0, 0, cx, cy};
resize_frame_rect(hWnd, &rect);
}
void resize_frame_client(HWND hWnd)
{
RECT rect;
GetClientRect(hWnd, &rect);
resize_frame_rect(hWnd, &rect);
}
////////////////////////////////////////////////////////////////////////////////
static HHOOK hcbthook;
static ChildWnd* newchild = NULL;
LRESULT CALLBACK CBTProc(int code, WPARAM wParam, LPARAM lParam)
{
if (code == HCBT_CREATEWND && newchild) {
ChildWnd* pChildWnd = newchild;
newchild = NULL;
pChildWnd->hWnd = (HWND)wParam;
SetWindowLong(pChildWnd->hWnd, GWL_USERDATA, (LPARAM)pChildWnd);
}
return CallNextHookEx(hcbthook, code, wParam, lParam);
}
#if 0
HWND create_child_window(ChildWnd* pChildWnd)
{
MDICREATESTRUCT mcs = {
szChildClass, (LPTSTR)pChildWnd->path, hInst,
pChildWnd->pos.rcNormalPosition.left, pChildWnd->pos.rcNormalPosition.top,
pChildWnd->pos.rcNormalPosition.right-pChildWnd->pos.rcNormalPosition.left,
pChildWnd->pos.rcNormalPosition.bottom-pChildWnd->pos.rcNormalPosition.top,
0/*style*/, 0/*lParam*/
};
hcbthook = SetWindowsHookEx(WH_CBT, CBTProc, 0, GetCurrentThreadId());
newchild = pChildWnd;
pChildWnd->hWnd = (HWND)SendMessage(hMDIClient, WM_MDICREATE, 0, (LPARAM)&mcs);
if (!pChildWnd->hWnd)
return 0;
UnhookWindowsHookEx(hcbthook);
return pChildWnd->hWnd;
}
#endif
void toggle_child(HWND hWnd, UINT cmd, HWND hchild)
{
BOOL vis = IsWindowVisible(hchild);
HMENU hMenuOptions = GetSubMenu(hMenuFrame, ID_OPTIONS_MENU);
CheckMenuItem(hMenuOptions, cmd, vis?MF_BYCOMMAND:MF_BYCOMMAND|MF_CHECKED);
ShowWindow(hchild, vis?SW_HIDE:SW_SHOW);
resize_frame_client(hWnd);
}
static HWND InitChildWindow(LPTSTR param)
{
//TCHAR drv[_MAX_DRIVE];
TCHAR path[MAX_PATH];
ChildWnd* pChildWnd = NULL;
/*
LPCTSTR root = Globals.drives;
int i;
for(i = cmd - ID_DRIVE_FIRST; i--; root++)
while(*root)
root++;
if (activate_drive_window(root))
return 0;
_tsplitpath(root, drv, 0, 0, 0);
if (!SetCurrentDirectory(drv)) {
display_error(hWnd, GetLastError());
return 0;
}
*/
GetCurrentDirectory(MAX_PATH, path);
// pChildWnd = alloc_child_window(path);
// if (!create_child_window(pChildWnd))
// free(pChildWnd);
pChildWnd = (ChildWnd*)malloc(sizeof(ChildWnd));
if (pChildWnd != NULL) {
MDICREATESTRUCT mcs = {
szChildClass, path, hInst,
CW_USEDEFAULT, CW_USEDEFAULT,
CW_USEDEFAULT, CW_USEDEFAULT,
0/*style*/, 0/*lParam*/
};
memset(pChildWnd, 0, sizeof(ChildWnd));
lstrcpy(pChildWnd->szPath, path);
pChildWnd->pos.length = sizeof(WINDOWPLACEMENT);
pChildWnd->pos.flags = 0;
pChildWnd->pos.showCmd = SW_SHOWNORMAL;
pChildWnd->pos.rcNormalPosition.left = CW_USEDEFAULT;
pChildWnd->pos.rcNormalPosition.top = CW_USEDEFAULT;
pChildWnd->pos.rcNormalPosition.right = CW_USEDEFAULT;
pChildWnd->pos.rcNormalPosition.bottom = CW_USEDEFAULT;
pChildWnd->nFocusPanel = 0;
pChildWnd->nSplitPos = 200;
hcbthook = SetWindowsHookEx(WH_CBT, CBTProc, 0, GetCurrentThreadId());
newchild = pChildWnd;
pChildWnd->hWnd = (HWND)SendMessage(hMDIClient, WM_MDICREATE, 0, (LPARAM)&mcs);
UnhookWindowsHookEx(hcbthook);
if (pChildWnd->hWnd == NULL) {
free(pChildWnd);
newchild = pChildWnd = NULL;
}
return pChildWnd->hWnd;
}
return 0;
}
BOOL CALLBACK CloseEnumProc(HWND hWnd, LPARAM lParam)
{
if (!GetWindow(hWnd, GW_OWNER)) {
SendMessage(GetParent(hWnd), WM_MDIRESTORE, (WPARAM)hWnd, 0);
if (SendMessage(hWnd, WM_QUERYENDSESSION, 0, 0)) {
SendMessage(GetParent(hWnd), WM_MDIDESTROY, (WPARAM)hWnd, 0);
}
}
return 1;
}
void OnEnterMenuLoop(HWND hWnd)
{
int nParts;
// Update the status bar pane sizes
nParts = -1;
SendMessage(hStatusBar, SB_SETPARTS, 1, (long)&nParts);
bInMenuLoop = TRUE;
SendMessage(hStatusBar, SB_SETTEXT, (WPARAM)0, (LPARAM)_T(""));
}
void OnExitMenuLoop(HWND hWnd)
{
RECT rc;
int nParts[3];
bInMenuLoop = FALSE;
// Update the status bar pane sizes
GetClientRect(hWnd, &rc);
nParts[0] = 100;
nParts[1] = 210;
nParts[2] = rc.right;
SendMessage(hStatusBar, SB_SETPARTS, 3, (long)nParts);
SendMessage(hStatusBar, SB_SETTEXT, 0, (LPARAM)_T(""));
UpdateStatusBar();
}
void OnMenuSelect(HWND hWnd, UINT nItemID, UINT nFlags, HMENU hSysMenu)
{
TCHAR str[100];
strcpy(str, TEXT(""));
if (nFlags & MF_POPUP) {
if (hSysMenu != GetMenu(hWnd)) {
if (nItemID == 2) nItemID = 5;
}
}
if (LoadString(hInst, nItemID, str, 100)) {
// load appropriate string
LPTSTR lpsz = str;
// first newline terminates actual string
lpsz = _tcschr(lpsz, '\n');
if (lpsz != NULL)
*lpsz = '\0';
}
SendMessage(hStatusBar, SB_SETTEXT, 0, (LPARAM)str);
}
////////////////////////////////////////////////////////////////////////////////
//
// FUNCTION: _CmdWndProc(HWND, unsigned, WORD, LONG)
//
// PURPOSE: Processes WM_COMMAND messages for the main frame window.
//
//
LRESULT _CmdWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
HWND hChildWnd;
if (1) {
switch (LOWORD(wParam)) {
case ID_WINDOW_CLOSEALL:
EnumChildWindows(hMDIClient, &CloseEnumProc, 0);
break;
case ID_WINDOW_CLOSE:
hChildWnd = (HWND) SendMessage(hMDIClient, WM_MDIGETACTIVE, 0, 0);
if (!SendMessage(hChildWnd, WM_QUERYENDSESSION, 0, 0))
SendMessage(hMDIClient, WM_MDIDESTROY, (WPARAM)hChildWnd, 0);
break;
case ID_FILE_EXIT:
SendMessage(hWnd, WM_CLOSE, 0, 0);
break;
case ID_OPTIONS_TOOLBAR:
toggle_child(hWnd, LOWORD(wParam), hToolBar);
break;
case ID_OPTIONS_STATUSBAR:
toggle_child(hWnd, LOWORD(wParam), hStatusBar);
break;
case ID_FILE_OPEN:
case ID_WINDOW_NEW_WINDOW:
InitChildWindow("Child Window");
return 0;
case ID_WINDOW_CASCADE:
SendMessage(hMDIClient, WM_MDICASCADE, 0, 0);
break;
case ID_WINDOW_TILE_HORZ:
SendMessage(hMDIClient, WM_MDITILE, MDITILE_HORIZONTAL, 0);
break;
case ID_WINDOW_TILE_VERT:
SendMessage(hMDIClient, WM_MDITILE, MDITILE_VERTICAL, 0);
break;
case ID_WINDOW_ARRANGE_ICONS:
SendMessage(hMDIClient, WM_MDIICONARRANGE, 0, 0);
break;
case ID_HELP_ABOUT:
ShowAboutBox(hWnd);
break;
default:
hChildWnd = (HWND)SendMessage(hMDIClient, WM_MDIGETACTIVE, 0, 0);
if (IsWindow(hChildWnd))
SendMessage(hChildWnd, WM_COMMAND, wParam, lParam);
else
return DefFrameProc(hWnd, hMDIClient, message, wParam, lParam);
}
}
return 0;
}
////////////////////////////////////////////////////////////////////////////////
//
// FUNCTION: FrameWndProc(HWND, unsigned, WORD, LONG)
//
// PURPOSE: Processes messages for the main frame window.
//
// WM_COMMAND - process the application menu
// WM_DESTROY - post a quit message and return
//
//
LRESULT CALLBACK FrameWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message) {
case WM_CREATE:
{
HMENU hMenuWindow = GetSubMenu(hMenuFrame, GetMenuItemCount(hMenuFrame)-2);
CLIENTCREATESTRUCT ccs = { hMenuWindow, IDW_FIRST_CHILD };
#if 0
hMDIClient = CreateWindow(_T("MDICLIENT"), NULL,
WS_CHILD|WS_CLIPCHILDREN|WS_VISIBLE,
0, 0, 0, 0,
hWnd, (HMENU)1, hInst, &ccs);
#else
hMDIClient = CreateWindowEx(0, _T("MDICLIENT"), NULL,
// hMDIClient = CreateWindowEx(0, (LPCTSTR)(int)hChildWndClass, NULL,
WS_CHILD|WS_CLIPCHILDREN|WS_VSCROLL|WS_HSCROLL|WS_VISIBLE|WS_BORDER,
0, 0, 0, 0,
hWnd, (HMENU)0, hInst, &ccs);
#endif
}
break;
case WM_COMMAND:
return _CmdWndProc(hWnd, message, wParam, lParam);
break;
case WM_SIZE:
resize_frame_client(hWnd);
break;
case WM_ENTERMENULOOP:
OnEnterMenuLoop(hWnd);
break;
case WM_EXITMENULOOP:
OnExitMenuLoop(hWnd);
break;
case WM_MENUSELECT:
OnMenuSelect(hWnd, LOWORD(wParam), HIWORD(wParam), (HMENU)lParam);
break;
case WM_DESTROY:
PostQuitMessage(0);
break;
case WM_QUERYENDSESSION:
case WM_CLOSE:
SendMessage(hWnd, WM_COMMAND, ID_WINDOW_CLOSEALL, 0);
if (GetWindow(hMDIClient, GW_CHILD) != NULL)
return 0;
// else fall thru...
default:
return DefFrameProc(hWnd, hMDIClient, message, wParam, lParam);
}
return 0;
}
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