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/* Copyright (C) 2005 TightVNC Team. All Rights Reserved.
*
* This 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 software 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 software; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
* USA.
*/
// -=- PlayerToolBar.cxx
#include <rfbplayer/rfbplayer.h>
#include <rfbplayer/resource.h>
PlayerToolBar::PlayerToolBar()
: ToolBar(), hFont(0), timeStatic(0), speedEdit(0), posTrackBar(0),
speedUpDown(0), sliderDragging(false), sliderStepMs(0)
{
}
void PlayerToolBar::create(RfbPlayer *player_, HWND parentHwnd_) {
HDC hdc;
SIZE sz;
RECT tRect;
NONCLIENTMETRICS nonClientMetrics;
player = player_;
// Get the default font for the main menu
nonClientMetrics.cbSize = sizeof(NONCLIENTMETRICS);
if (!SystemParametersInfo(SPI_GETNONCLIENTMETRICS, sizeof(NONCLIENTMETRICS), &nonClientMetrics, 0))
MessageBox(0, "Can't access to the system font.",
"RfbPlayer", MB_OK | MB_ICONERROR);
nonClientMetrics.lfMenuFont.lfHeight = 16;
hFont = CreateFontIndirect(&nonClientMetrics.lfMenuFont);
// Create the toolbar panel
ToolBar::create(ID_TOOLBAR, parentHwnd_,
WS_CHILD | WS_VISIBLE | TBSTYLE_FLAT | CCS_NORESIZE);
addBitmap(4, IDB_TOOLBAR);
// Create the control buttons
addButton(0, ID_PLAY);
addButton(1, ID_PAUSE);
addButton(2, ID_STOP);
addButton(0, 0, TBSTATE_ENABLED, TBSTYLE_SEP);
// Create the static control for the time output
timeStatic = CreateWindowEx(0, "Static", "00m:00s (00m:00s)",
WS_CHILD | WS_VISIBLE, 0, 0, 20, 20, getHandle(), (HMENU)ID_TIME_STATIC,
GetModuleHandle(0), 0);
SendMessage(timeStatic, WM_SETFONT,(WPARAM) hFont, TRUE);
hdc = GetDC(timeStatic);
SelectObject(hdc, hFont);
GetTextExtentPoint32(hdc, "00m:00s (00m:00s)", 16, &sz);
addButton(sz.cx + 10, 0, TBSTATE_ENABLED, TBSTYLE_SEP);
addButton(0, 10, TBSTATE_ENABLED, TBSTYLE_SEP);
getButtonRect(4, &tRect);
MoveWindow(timeStatic, tRect.left, tRect.top+2, tRect.right-tRect.left,
tRect.bottom-tRect.top, FALSE);
// Create the trackbar control for the time position
addButton(200, 0, TBSTATE_ENABLED, TBSTYLE_SEP);
getButtonRect(6, &tRect);
posTrackBar = CreateWindowEx(0, TRACKBAR_CLASS, "Trackbar Control",
WS_CHILD | WS_VISIBLE | TBS_AUTOTICKS | TBS_ENABLESELRANGE,
tRect.left, tRect.top, tRect.right-tRect.left, tRect.bottom-tRect.top,
parentHwnd, (HMENU)ID_POS_TRACKBAR, GetModuleHandle(0), 0);
// It's need to send notify messages to toolbar parent window
SetParent(posTrackBar, getHandle());
addButton(0, 10, TBSTATE_ENABLED, TBSTYLE_SEP);
// Create the label with "Speed:" caption
HWND speedStatic = CreateWindowEx(0, "Static", "Speed:", WS_CHILD | WS_VISIBLE,
0, 0, 5, 5, getHandle(), (HMENU)ID_SPEED_STATIC, GetModuleHandle(0), 0);
SendMessage(speedStatic, WM_SETFONT,(WPARAM) hFont, TRUE);
hdc = GetDC(speedStatic);
SelectObject(hdc, hFont);
GetTextExtentPoint32(hdc, "Speed:", 6, &sz);
addButton(sz.cx + 10, 0, TBSTATE_ENABLED, TBSTYLE_SEP);
getButtonRect(8, &tRect);
MoveWindow(speedStatic, tRect.left, tRect.top+2, tRect.right-tRect.left,
tRect.bottom-tRect.top, FALSE);
// Create the edit control and the spin for the speed managing
addButton(60, 0, TBSTATE_ENABLED, TBSTYLE_SEP);
getButtonRect(9, &tRect);
speedEdit = CreateWindowEx(WS_EX_CLIENTEDGE, "Edit", "1.00",
WS_CHILD | WS_VISIBLE | ES_RIGHT, tRect.left, tRect.top,
tRect.right-tRect.left, tRect.bottom-tRect.top, parentHwnd,
(HMENU)ID_SPEED_EDIT, GetModuleHandle(0), 0);
SendMessage(speedEdit, WM_SETFONT,(WPARAM) hFont, TRUE);
// It's need to send notify messages to toolbar parent window
SetParent(speedEdit, getHandle());
speedUpDown = CreateUpDownControl(WS_CHILD | WS_VISIBLE
| WS_BORDER | UDS_ALIGNRIGHT, 0, 0, 0, 0, getHandle(),
ID_SPEED_UPDOWN, GetModuleHandle(0), speedEdit, 20, 1, 2);
// Resize the toolbar window
autoSize();
}
void PlayerToolBar::init(long sessionTimeMs_) {
sessionTimeMs = sessionTimeMs_;
setSessionTimeStr(sessionTimeMs);
SendMessage(posTrackBar, TBM_SETRANGE,
TRUE, MAKELONG(0, min(sessionTimeMs / 1000, MAX_POS_TRACKBAR_RANGE)));
if (sessionTimeMs == 0) {
sliderStepMs = 1;
} else {
sliderStepMs = sessionTimeMs / SendMessage(posTrackBar, TBM_GETRANGEMAX, 0, 0);
}
updatePos(0);
}
void PlayerToolBar::enable() {
enableButton(ID_PLAY, true);
enableButton(ID_PAUSE, true);
enableButton(ID_STOP, true);
enableButton(ID_FULLSCREEN, true);
EnableWindow(posTrackBar, true);
EnableWindow(speedEdit, true);
EnableWindow(speedUpDown, true);
}
void PlayerToolBar::disable() {
enableButton(ID_PLAY, false);
enableButton(ID_PAUSE, false);
enableButton(ID_STOP, false);
enableButton(ID_FULLSCREEN, false);
EnableWindow(posTrackBar, false);
EnableWindow(speedEdit, false);
EnableWindow(speedUpDown, false);
}
LRESULT PlayerToolBar::processWM_COMMAND(WPARAM wParam, LPARAM lParam) {
switch (LOWORD(wParam)) {
case ID_RETURN:
// Update the speed if return pressed in speedEdit
if (getSpeedEditHwnd() == GetFocus()) {
char speedStr[20], *stopStr;
GetWindowText(getSpeedEditHwnd(), speedStr, sizeof(speedStr));
double speed = strtod(speedStr, &stopStr);
if (speed > 0) {
speed = min(MAX_SPEED, speed);
} else {
speed = player->getSpeed();
}
player->setSpeed(speed);
return FALSE;
}
}
return TRUE;
}
LRESULT PlayerToolBar::processWM_HSCROLL(WPARAM wParam, LPARAM lParam) {
long Pos = SendMessage(posTrackBar, TBM_GETPOS, 0, 0);
Pos *= sliderStepMs;
switch (LOWORD(wParam)) {
case TB_PAGEUP:
case TB_PAGEDOWN:
case TB_LINEUP:
case TB_LINEDOWN:
case TB_THUMBTRACK:
sliderDragging = true;
updatePos(Pos);
return FALSE;
case TB_THUMBPOSITION:
case TB_ENDTRACK:
player->setPos(Pos);
player->setPaused(player->isPaused());;
updatePos(Pos);
sliderDragging = false;
return FALSE;
default:
break;
}
return TRUE;
}
LRESULT PlayerToolBar::processWM_NOTIFY(WPARAM wParam, LPARAM lParam) {
switch (((NMHDR*)lParam)->code) {
case UDN_DELTAPOS:
if ((int)wParam == ID_SPEED_UPDOWN) {
char speedStr[20] = "\0";
DWORD speedRange = SendMessage(speedUpDown, UDM_GETRANGE, 0, 0);
LPNM_UPDOWN upDown = (LPNM_UPDOWN)lParam;
double speed;
// The out of range checking
if (upDown->iDelta > 0) {
speed = min(upDown->iPos + upDown->iDelta, LOWORD(speedRange)) * 0.5;
} else {
// It's need to round the UpDown position
if ((upDown->iPos * 0.5) != player->getSpeed()) {
upDown->iDelta = 0;
}
speed = max(upDown->iPos + upDown->iDelta, HIWORD(speedRange)) * 0.5;
}
player->setSpeed(speed);
}
}
// We always return TRUE to prevent the change in the updown contol
// position. The control's position changes in the RfbPlayer::setSpeed().
return TRUE;
}
void PlayerToolBar::updatePos(long newPos) {
// Update time pos in static control
char timePos[30] = "\0";
long time = newPos / 1000;
sprintf(timePos, "%.2um:%.2us (%s)", time/60, time%60, fullSessionTimeStr);
SetWindowText(timeStatic, timePos);
// Update the position of slider
if (!sliderDragging) {
double error = SendMessage(posTrackBar, TBM_GETPOS, 0, 0) *
sliderStepMs / double(newPos);
if (!((error > 1 - CALCULATION_ERROR) && (error <= 1 + CALCULATION_ERROR))) {
SendMessage(posTrackBar, TBM_SETPOS, TRUE, newPos / sliderStepMs);
}
}
}
void PlayerToolBar::setSessionTimeStr(long sessionTimeMs) {
sprintf(fullSessionTimeStr, "%.2um:%.2us",
sessionTimeMs / 1000 / 60, sessionTimeMs / 1000 % 60);
}
void PlayerToolBar::setTimePos(long pos) {
SendMessage(posTrackBar, TBM_SETPOS, TRUE, pos);
}
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