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// Windows/Control/Dialog.cpp
#include "StdAfx.h"
#ifndef _UNICODE
#include "../../Common/StringConvert.h"
#endif
#include "Dialog.h"
extern HINSTANCE g_hInstance;
#ifndef _UNICODE
extern bool g_IsNT;
#endif
namespace NWindows {
namespace NControl {
static INT_PTR APIENTRY DialogProcedure(HWND dialogHWND, UINT message, WPARAM wParam, LPARAM lParam)
{
CWindow tempDialog(dialogHWND);
if (message == WM_INITDIALOG)
tempDialog.SetUserDataLongPtr(lParam);
CDialog *dialog = (CDialog *)(tempDialog.GetUserDataLongPtr());
if (dialog == NULL)
return FALSE;
if (message == WM_INITDIALOG)
dialog->Attach(dialogHWND);
try { return BoolToBOOL(dialog->OnMessage(message, wParam, lParam)); }
catch(...) { return TRUE; }
}
bool CDialog::OnMessage(UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message)
{
case WM_INITDIALOG: return OnInit();
case WM_COMMAND: return OnCommand(wParam, lParam);
case WM_NOTIFY: return OnNotify((UINT)wParam, (LPNMHDR) lParam);
case WM_TIMER: return OnTimer(wParam, lParam);
case WM_SIZE: return OnSize(wParam, LOWORD(lParam), HIWORD(lParam));
case WM_HELP: OnHelp(); return true;
/*
OnHelp(
#ifdef UNDER_CE
(void *)
#else
(LPHELPINFO)
#endif
lParam);
return true;
*/
default: return false;
}
}
bool CDialog::OnCommand(WPARAM wParam, LPARAM lParam)
{
return OnCommand(HIWORD(wParam), LOWORD(wParam), lParam);
}
bool CDialog::OnCommand(int code, int itemID, LPARAM lParam)
{
if (code == BN_CLICKED)
return OnButtonClicked(itemID, (HWND)lParam);
return false;
}
bool CDialog::OnButtonClicked(int buttonID, HWND /* buttonHWND */)
{
switch (buttonID)
{
case IDOK: OnOK(); break;
case IDCANCEL: OnCancel(); break;
case IDCLOSE: OnClose(); break;
case IDHELP: OnHelp(); break;
default: return false;
}
return true;
}
static bool GetWorkAreaRect(RECT *rect)
{
// use another function for multi-monitor.
return BOOLToBool(::SystemParametersInfo(SPI_GETWORKAREA, 0, rect, 0));
}
bool IsDialogSizeOK(int xSize, int ySize)
{
// it returns for system font. Real font uses another values
LONG v = GetDialogBaseUnits();
int x = LOWORD(v);
int y = HIWORD(v);
RECT rect;
GetWorkAreaRect(&rect);
int wx = RECT_SIZE_X(rect);
int wy = RECT_SIZE_Y(rect);
return
xSize / 4 * x <= wx &&
ySize / 8 * y <= wy;
}
bool CDialog::GetMargins(int margin, int &x, int &y)
{
x = margin;
y = margin;
RECT rect;
rect.left = 0;
rect.top = 0;
rect.right = margin;
rect.bottom = margin;
if (!MapRect(&rect))
return false;
x = rect.right - rect.left;
y = rect.bottom - rect.top;
return true;
}
int CDialog::Units_To_Pixels_X(int units)
{
RECT rect;
rect.left = 0;
rect.top = 0;
rect.right = units;
rect.bottom = units;
if (!MapRect(&rect))
return units * 3 / 2;
return rect.right - rect.left;
}
bool CDialog::GetItemSizes(int id, int &x, int &y)
{
RECT rect;
if (!::GetWindowRect(GetItem(id), &rect))
return false;
x = RECT_SIZE_X(rect);
y = RECT_SIZE_Y(rect);
return true;
}
void CDialog::GetClientRectOfItem(int id, RECT &rect)
{
::GetWindowRect(GetItem(id), &rect);
ScreenToClient(&rect);
}
bool CDialog::MoveItem(int id, int x, int y, int width, int height, bool repaint)
{
return BOOLToBool(::MoveWindow(GetItem(id), x, y, width, height, BoolToBOOL(repaint)));
}
void CDialog::NormalizeSize(bool fullNormalize)
{
RECT workRect;
GetWorkAreaRect(&workRect);
int xSize = RECT_SIZE_X(workRect);
int ySize = RECT_SIZE_Y(workRect);
RECT rect;
GetWindowRect(&rect);
int xSize2 = RECT_SIZE_X(rect);
int ySize2 = RECT_SIZE_Y(rect);
bool needMove = (xSize2 > xSize || ySize2 > ySize);
if (xSize2 > xSize || (needMove && fullNormalize))
{
rect.left = workRect.left;
rect.right = workRect.right;
xSize2 = xSize;
}
if (ySize2 > ySize || (needMove && fullNormalize))
{
rect.top = workRect.top;
rect.bottom = workRect.bottom;
ySize2 = ySize;
}
if (needMove)
{
if (fullNormalize)
Show(SW_SHOWMAXIMIZED);
else
Move(rect.left, rect.top, xSize2, ySize2, true);
}
}
void CDialog::NormalizePosition()
{
RECT workRect, rect;
GetWorkAreaRect(&workRect);
GetWindowRect(&rect);
if (rect.bottom > workRect.bottom && rect.top > workRect.top)
Move(rect.left, workRect.top, RECT_SIZE_X(rect), RECT_SIZE_Y(rect), true);
}
bool CModelessDialog::Create(LPCTSTR templateName, HWND parentWindow)
{
HWND aHWND = CreateDialogParam(g_hInstance, templateName, parentWindow, DialogProcedure, (LPARAM)this);
if (aHWND == 0)
return false;
Attach(aHWND);
return true;
}
INT_PTR CModalDialog::Create(LPCTSTR templateName, HWND parentWindow)
{
return DialogBoxParam(g_hInstance, templateName, parentWindow, DialogProcedure, (LPARAM)this);
}
#ifndef _UNICODE
bool CModelessDialog::Create(LPCWSTR templateName, HWND parentWindow)
{
HWND aHWND;
if (g_IsNT)
aHWND = CreateDialogParamW(g_hInstance, templateName, parentWindow, DialogProcedure, (LPARAM)this);
else
{
AString name;
LPCSTR templateNameA;
if (IS_INTRESOURCE(templateName))
templateNameA = (LPCSTR)templateName;
else
{
name = GetSystemString(templateName);
templateNameA = name;
}
aHWND = CreateDialogParamA(g_hInstance, templateNameA, parentWindow, DialogProcedure, (LPARAM)this);
}
if (aHWND == 0)
return false;
Attach(aHWND);
return true;
}
INT_PTR CModalDialog::Create(LPCWSTR templateName, HWND parentWindow)
{
if (g_IsNT)
return DialogBoxParamW(g_hInstance, templateName, parentWindow, DialogProcedure, (LPARAM)this);
AString name;
LPCSTR templateNameA;
if (IS_INTRESOURCE(templateName))
templateNameA = (LPCSTR)templateName;
else
{
name = GetSystemString(templateName);
templateNameA = name;
}
return DialogBoxParamA(g_hInstance, templateNameA, parentWindow, DialogProcedure, (LPARAM)this);
}
#endif
}}
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