root/applications/osmo4_w32/Sliders.cpp

DEFINITIONS

1. DoDataExchange
2. BEGIN_MESSAGE_MAP
3. OnSize
4. OnClose
5. PreTranslateMessage
6. OnInitDialog
7. SetVolume

// Sliders.cpp : implementation file
//

#include "stdafx.h"
#include "osmo4.h"
#include "Sliders.h"
#include <gpac/options.h>

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// Sliders dialog

Sliders::Sliders(CWnd* pParent /*=NULL*/)
        : CDialog(Sliders::IDD, pParent)
{
        //{{AFX_DATA_INIT(Sliders)
        //}}AFX_DATA_INIT

        m_grabbed = GF_FALSE;
}


void Sliders::DoDataExchange(CDataExchange* pDX)
{
        CDialog::DoDataExchange(pDX);
        //{{AFX_DATA_MAP(Sliders)
        DDX_Control(pDX, ID_AUDIO_VOL, m_AudioVol);
        DDX_Control(pDX, ID_SLIDER, m_PosSlider);
        //}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(Sliders, CDialog)
        //{{AFX_MSG_MAP(Sliders)
        ON_WM_HSCROLL()
        ON_WM_SIZE()
        ON_WM_CLOSE()
        //}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// Sliders message handlers

void Sliders::OnHScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar)
{

        Osmo4 *app = GetApp();
        if (pScrollBar->GetDlgCtrlID() == ID_SLIDER) {
                switch (nSBCode) {
                case TB_PAGEUP:
                case TB_PAGEDOWN:
                case TB_LINEUP:
                case TB_LINEDOWN:
                case TB_TOP:
                case TB_BOTTOM:
//                      m_grabbed = GF_TRUE;
                        break;
                case TB_THUMBPOSITION:
                case TB_THUMBTRACK:
                        m_grabbed = GF_TRUE;
                        break;
                case TB_ENDTRACK:
                        if (m_grabbed) {
                                if (!app->can_seek || !app->m_isopen) {
                                        m_PosSlider.SetPos(0);
                                } else {
                                        u32 range = m_PosSlider.GetRangeMax() - m_PosSlider.GetRangeMin();
                                        u32 seek_to = m_PosSlider.GetPos();
                                        app->PlayFromTime(seek_to);
                                }
                                m_grabbed = GF_FALSE;
                        }
                        break;
                }
        }
        if (pScrollBar->GetDlgCtrlID() == ID_AUDIO_VOL) {
                u32 vol = m_AudioVol.GetPos();
                gf_term_set_option(app->m_term, GF_OPT_AUDIO_VOLUME, vol);
        }
        CDialog::OnHScroll(nSBCode, nPos, pScrollBar);
}

void Sliders::OnSize(UINT nType, int cx, int cy)
{
        CDialog::OnSize(nType, cx, cy);

        if (!m_PosSlider.m_hWnd) return;
        RECT rc, rc2;

        u32 tw = 40;
        //m_PosSlider.GetClientRect(&rc);
        //rc.right = rc.left + cx;
        //m_PosSlider.SetWindowPos(this, rc.left, rc.top, rc.right, rc.bottom, SWP_NOZORDER | SWP_NOMOVE);

        m_PosSlider.GetClientRect(&rc);
        rc.right = rc.left + cx - tw;
        rc.top += 10;
        rc.bottom += 10;
        m_PosSlider.SetWindowPos(this, rc.left, rc.top, rc.right, rc.bottom, SWP_NOZORDER | SWP_NOMOVE);

        const UINT nPixelsLength = 24;
        m_PosSlider.ModifyStyle(0,TBS_FIXEDLENGTH,FALSE);
        m_PosSlider.SendMessage(TBM_SETTHUMBLENGTH,nPixelsLength,0);

        m_AudioVol.GetClientRect(&rc2);
        rc2.top = rc2.bottom = cy/2;
        rc2.top -= cy/3;
        rc2.bottom += cy/3;
        rc2.left = rc.right;
        rc2.right = rc.right+tw;
        m_AudioVol.MoveWindow(&rc2);

}

/*we sure don't want to close this window*/
void Sliders::OnClose()
{
        u32 i = 0;
        return;
}

BOOL Sliders::PreTranslateMessage(MSG* pMsg)
{
        if (pMsg->message == WM_KEYDOWN) {
                GetApp()->m_pMainWnd->SetFocus();
                GetApp()->m_pMainWnd->PostMessage(pMsg->message, pMsg->wParam, pMsg->lParam);
                return TRUE;
        }
        return CDialog::PreTranslateMessage(pMsg);
}


BOOL Sliders::OnInitDialog()
{
        CDialog::OnInitDialog();
        m_AudioVol.SetRange(0, 100);
        return TRUE;
}

void Sliders::SetVolume()
{
        m_AudioVol.SetPos(gf_term_get_option(GetApp()->m_term, GF_OPT_AUDIO_VOLUME));
}