174 lines
3.7 KiB
C++
174 lines
3.7 KiB
C++
/*
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Copyright (C) 2011 Birunthan Mohanathas
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "StdAfx.h"
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#include "Dialog.h"
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HWND Dialog::c_ActiveDialogWindow = nullptr;
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HWND Dialog::c_ActiveTabWindow = nullptr;
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/*
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** Constructor.
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**
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*/
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Dialog::Dialog(HWND wnd) :
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m_Window(wnd),
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m_Font(),
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m_FontBold()
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{
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NONCLIENTMETRICS ncm;
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ncm.cbSize = sizeof(NONCLIENTMETRICS) - sizeof(ncm.iPaddedBorderWidth);
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SystemParametersInfo(SPI_GETNONCLIENTMETRICS, sizeof(NONCLIENTMETRICS), &ncm, 0);
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m_Font = CreateFontIndirect(&ncm.lfMenuFont);
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ncm.lfMenuFont.lfWeight = FW_BOLD;
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ncm.lfMenuFont.lfHeight -= 2;
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m_FontBold = CreateFontIndirect(&ncm.lfMenuFont);
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}
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/*
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** Destructor.
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**
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*/
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Dialog::~Dialog()
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{
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DeleteObject(m_Font);
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DeleteObject(m_FontBold);
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}
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INT_PTR Dialog::OnActivate(WPARAM wParam, LPARAM lParam)
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{
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if (wParam)
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{
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c_ActiveDialogWindow = m_Window;
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c_ActiveTabWindow = GetActiveWindow();
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}
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else
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{
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c_ActiveDialogWindow = c_ActiveTabWindow = nullptr;
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}
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return FALSE;
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}
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/*
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** Sets dialog font to UI font.
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**
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*/
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void Dialog::SetDialogFont(HWND window)
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{
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EnumChildWindows(window, SetFontProc, (WPARAM)m_Font);
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}
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BOOL CALLBACK Dialog::SetFontProc(HWND hWnd, LPARAM lParam)
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{
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SendMessage(hWnd, WM_SETFONT, (WPARAM)lParam, 0);
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return TRUE;
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}
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/*
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** Subclass button control to draw arrow on the right.
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**
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*/
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void Dialog::SetMenuButton(HWND button)
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{
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SetWindowSubclass(button, MenuButtonProc, 0, 0);
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}
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LRESULT CALLBACK Dialog::MenuButtonProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam, UINT_PTR uIdSubclass, DWORD_PTR dwRefData)
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{
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LRESULT result = DefSubclassProc(hWnd, uMsg, wParam, lParam);
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switch (uMsg)
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{
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case WM_PAINT:
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{
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// Draw arrow on top of the button
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RECT buttonRect;
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GetClientRect(hWnd, &buttonRect);
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int arrowX = buttonRect.right - 18;
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int arrowY = buttonRect.top + 4;
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RECT arrowRect = { arrowX, arrowY, arrowX + 14, arrowY + 14 };
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HDC dc = GetDC(hWnd);
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const WORD DFCS_MENUARROWDOWN = 0x0010; // Undocumented
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DWORD drawFlags = DFCS_TRANSPARENT | DFCS_MENUARROWDOWN | (IsWindowEnabled(hWnd) ? 0 : DFCS_INACTIVE);
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DrawFrameControl(dc, &arrowRect, DFC_MENU, drawFlags);
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ReleaseDC(hWnd, dc);
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}
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break;
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case WM_GETTEXT:
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{
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// Append 3 spaces to the button text to move text to the left so
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// that it looks better with BS_CENTER.
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WCHAR* str = (WCHAR*)lParam + result;
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str[0] = str[1] = str[2] = L' ';
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str[3] = '\0';
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result += 3;
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}
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break;
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case WM_GETTEXTLENGTH:
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result += 3;
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break;
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case WM_NCDESTROY:
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RemoveWindowSubclass(hWnd, MenuButtonProc, uIdSubclass);
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break;
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}
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return result;
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}
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/*
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** Constructor.
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**
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*/
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Dialog::Tab::Tab(HINSTANCE instance, HWND owner, WORD tabId, DLGPROC tabProc) :
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m_Window(CreateDialog(instance, MAKEINTRESOURCE(tabId), owner, tabProc)),
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m_Initialized(false)
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{
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EnableThemeDialogTexture(m_Window, ETDT_ENABLETAB);
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}
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/*
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** Destructor.
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**
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*/
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Dialog::Tab::~Tab()
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{
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DestroyWindow(m_Window);
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}
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/*
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** Activates the tab.
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**
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*/
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void Dialog::Tab::Activate()
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{
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c_ActiveTabWindow = m_Window;
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if (!m_Initialized)
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{
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Initialize();
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}
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EnableWindow(m_Window, TRUE);
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BringWindowToTop(m_Window);
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}
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