Dialog.cpp

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/*
        Copyright 2003 Joseph Alvis

    This file is part of Aswang.

    Aswang is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    Aswang 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 Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public License
    along with Aswang.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "Dialog.h"

using namespace aswang;

void Dialog::Create(int x,int y,int width,int height) {
        Create();
        Move(x,y);
        Resize(width,height);
}

void Dialog::Create() {
        if(!hWnd) {
                if(modeless) {
                        CreateDialogParam(hInstance,MAKEINTRESOURCE(tid),((mParent!=NULL)?(HWND)(*mParent):NULL),(DLGPROC)WProc,reinterpret_cast<LPARAM>(this));
                }
                else {
                        DialogBoxParam(hInstance,MAKEINTRESOURCE(tid),((mParent!=NULL)?(HWND)(*mParent):NULL),(DLGPROC)WProc,(LPARAM)this);
                }
        }
}

LRESULT Dialog::OnFail(UINT msg,WPARAM wParam,LPARAM lParam) {
        return FALSE;
}

LRESULT Dialog::OnClose() {
        if(hWnd) {
                if(modeless) {
                        DestroyWindow(hWnd);
                }
                else {
                        EndDialog(hWnd,0);
                }
                return TRUE;
        }
        return FALSE;
}

LRESULT Dialog::OnInitDialog(HWND win,unsigned long param) {
        childMap_type::iterator it;
        for(it=childMap.begin();it!=childMap.end();it++) {
                it->second->SetHwnd(GetItem(it->first));
                it->second->Add();
        }
        return TRUE;
}

HWND Dialog::GetItem(unsigned long id) {
        if(hWnd)
                return GetDlgItem(hWnd,id);
        return NULL;
}

AswangStr Dialog::GetItemText(unsigned long id,unsigned long maxLength) {
        _TCHAR *buf = new _TCHAR[maxLength];
        AswangStr retstr;
        buf[0]=0;
        GetDlgItemText(hWnd,id,buf,maxLength);
        retstr = buf;
        delete buf;
        return retstr;
}

void Dialog::SetItemText(unsigned long id,AswangStr txt) {
        SetDlgItemText(hWnd,id,txt.c_str());
}

LRESULT Dialog::SendItemMessage(unsigned long id,unsigned long message,WPARAM wParam,LPARAM lParam) {
        return SendDlgItemMessage(hWnd,id,message,wParam,lParam);
}

HWND Dialog::operator [] (unsigned long id) {
        if(hWnd)
                return GetDlgItem(hWnd,id);
        return NULL;
}

int Dialog::Loop() {
        MSG msg;
        while(GetMessage(&msg,NULL,0,0) > 0) {
                if(!DispatchDialogMessage(msg)) {
                        TranslateMessage(&msg);
                        DispatchMessage(&msg);
                }
        }
        return (int)msg.wParam;
}

bool Dialog::DispatchDialogMessage(MSG &msg) {
        wmap_type::iterator it;
        HWND hParent = GetAncestor(msg.hwnd,GA_PARENT);
        if(hParent!=0) {
                if(IsDialogMessage(hParent,&msg))
                        return true;
        }
        else if(IsDialogMessage(msg.hwnd,&msg))
                return true;
        return false;
}