Team Fortress 2 Source Code as on 22/4/2020
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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//=============================================================================//
#include <vgui/IInput.h>
#include <vgui/ILocalize.h>
#include <vgui/ISurface.h>
#include <vgui/ISystem.h>
#include <vgui/IVGui.h>
#include <KeyValues.h>
#include <vgui_controls/Button.h>
#include <vgui_controls/Controls.h>
#include <vgui_controls/Label.h>
#include <vgui_controls/ProgressBar.h>
#include <vgui_controls/ProgressBox.h>
#include <stdio.h>
// memdbgon must be the last include file in a .cpp file!!!
#include <tier0/memdbgon.h>
using namespace vgui;
#ifndef max
#define max(a,b) (((a) > (b)) ? (a) : (b))
#endif
//-----------------------------------------------------------------------------
// Purpose: Constructor
//-----------------------------------------------------------------------------
ProgressBox::ProgressBox(const char *title, const char *text, const char *pszUnknownTimeString, Panel *parent) : Frame(parent, NULL, parent ? false : true)
{
// save off the non-localized title, since we may need to dynamically localize it (on progress updates)
const wchar_t *ws = g_pVGuiLocalize->Find(title);
if (ws)
{
wcsncpy(m_wszTitleString, ws, sizeof(m_wszTitleString) / sizeof(wchar_t));
}
else
{
g_pVGuiLocalize->ConvertANSIToUnicode(title, m_wszTitleString, sizeof(m_wszTitleString));
}
m_pMessageLabel = new Label(this, NULL, pszUnknownTimeString);
ws = g_pVGuiLocalize->Find(text);
if (ws)
{
wcsncpy(m_wcsInfoString, ws, sizeof(m_wcsInfoString) / sizeof(wchar_t));
}
else
{
m_wcsInfoString[0] = 0;
}
ws = g_pVGuiLocalize->Find(pszUnknownTimeString);
if (ws)
{
wcsncpy(m_wszUnknownTimeString, ws, sizeof(m_wszUnknownTimeString) / sizeof(wchar_t));
}
else
{
m_wszUnknownTimeString[0] = 0;
}
Init();
}
//-----------------------------------------------------------------------------
// Purpose: Constructor
//-----------------------------------------------------------------------------
ProgressBox::ProgressBox(const wchar_t *wszTitle, const wchar_t *wszText, const wchar_t *wszUnknownTimeString, Panel *parent) : Frame(parent, NULL, parent ? false : true)
{
wcsncpy(m_wszTitleString, wszTitle, sizeof(m_wszTitleString) / sizeof(wchar_t));
m_pMessageLabel = new Label(this, NULL, wszUnknownTimeString);
wcsncpy(m_wcsInfoString, wszText, sizeof(m_wcsInfoString) / sizeof(wchar_t));
wcsncpy(m_wszUnknownTimeString, wszUnknownTimeString, sizeof(m_wszUnknownTimeString) / sizeof(wchar_t));
Init();
}
//-----------------------------------------------------------------------------
// Purpose: Constructor Helper
//-----------------------------------------------------------------------------
void ProgressBox::Init()
{
m_pProgressBar = new ProgressBar(this, NULL);
m_pProgressBar->SetVisible(false);
m_pCancelButton = new Button(this, NULL, "#VGui_Cancel");
m_pCancelButton->SetSize(72, 24);
m_pCancelButton->SetCommand("Cancel");
SetMenuButtonResponsive(false);
SetMinimizeButtonVisible(false);
SetCancelButtonVisible(false);
SetSizeable(false);
SetSize(384, 128);
m_flCurrentProgress = 0.0f;
m_flFirstProgressUpdate = -0.1f;
m_flLastProgressUpdate = 0.0f;
// mark ourselves as needed ticked once a second, to force us to repaint
ivgui()->AddTickSignal(GetVPanel(), 1000);
UpdateTitle();
}
//-----------------------------------------------------------------------------
// Purpose: Destructor
//-----------------------------------------------------------------------------
ProgressBox::~ProgressBox()
{
}
//-----------------------------------------------------------------------------
// Purpose: resize the message label
//-----------------------------------------------------------------------------
void ProgressBox::ApplySchemeSettings(IScheme *pScheme)
{
BaseClass::ApplySchemeSettings(pScheme);
int wide, tall;
m_pMessageLabel->GetContentSize(wide, tall);
SetSize(384, tall + 92);
m_pMessageLabel->SetSize(344, tall);
}
//-----------------------------------------------------------------------------
// Purpose: Put the message box into a modal state
// Does not suspend execution - use addActionSignal to get return value
//-----------------------------------------------------------------------------
void ProgressBox::DoModal(Frame *pFrameOver)
{
ShowWindow(pFrameOver);
input()->SetAppModalSurface(GetVPanel());
}
//-----------------------------------------------------------------------------
// Purpose: Activates the window
//-----------------------------------------------------------------------------
void ProgressBox::ShowWindow(Frame *pFrameOver)
{
// move to the middle of the screen
// get the screen size
int wide, tall;
// get our dialog size
GetSize(wide, tall);
if (pFrameOver)
{
int frameX, frameY;
int frameWide, frameTall;
pFrameOver->GetPos(frameX, frameY);
pFrameOver->GetSize(frameWide, frameTall);
SetPos((frameWide - wide) / 2 + frameX, (frameTall - tall) / 2 + frameY);
}
else
{
int swide, stall;
surface()->GetScreenSize(swide, stall);
// put the dialog in the middle of the screen
SetPos((swide - wide) / 2, (stall - tall) / 2);
}
BaseClass::Activate();
}
//-----------------------------------------------------------------------------
// Purpose: Put the text and OK buttons in correct place
//-----------------------------------------------------------------------------
void ProgressBox::PerformLayout()
{
int x, y, wide, tall;
GetClientArea(x, y, wide, tall);
wide += x;
tall += y;
int leftEdge = x + 16;
m_pMessageLabel->SetPos(leftEdge, y + 12);
m_pProgressBar->SetPos(leftEdge, y + 14 + m_pMessageLabel->GetTall() + 2);
m_pProgressBar->SetSize(wide - 44, 24);
if (m_pCancelButton->IsVisible())
{
// make room for cancel
int px, py, pw, pt;
int offs = m_pCancelButton->GetWide();
m_pProgressBar->GetBounds(px, py, pw, pt);
m_pCancelButton->SetPos(px + pw - offs, py);
m_pProgressBar->SetSize(pw - offs - 10, pt);
}
BaseClass::PerformLayout();
}
//-----------------------------------------------------------------------------
// Purpose: updates progress bar, range [0, 1]
//-----------------------------------------------------------------------------
void ProgressBox::SetProgress(float progress)
{
Assert(progress >= 0.0f && progress <= 1.0f);
m_pProgressBar->SetProgress(progress);
m_pProgressBar->SetVisible(true);
// only update progress timings if the progress has actually changed
if (progress != m_flCurrentProgress)
{
// store off timings for calculating time remaining
if (m_flFirstProgressUpdate < 0.0f)
{
m_flFirstProgressUpdate = (float)system()->GetFrameTime();
}
m_flCurrentProgress = progress;
m_flLastProgressUpdate = (float)system()->GetFrameTime();
UpdateTitle();
}
}
//-----------------------------------------------------------------------------
// Purpose: sets the info text
//-----------------------------------------------------------------------------
void ProgressBox::SetText(const char *text)
{
m_pMessageLabel->SetText(text);
}
//-----------------------------------------------------------------------------
// Purpose: Updates the dialog title text
//-----------------------------------------------------------------------------
void ProgressBox::UpdateTitle()
{
// update progress text
wchar_t unicode[256];
wchar_t completion[64];
if ((int)(m_flCurrentProgress * 100.0f) > 0)
{
_snwprintf(completion, sizeof(completion) / sizeof(wchar_t), L"- %d%% complete", (int)(m_flCurrentProgress * 100.0f));
}
else
{
completion[0] = 0;
}
g_pVGuiLocalize->ConstructString(unicode, sizeof(unicode), m_wszTitleString, 1, completion);
SetTitle(unicode, true);
}
//-----------------------------------------------------------------------------
// Purpose: called every render
//-----------------------------------------------------------------------------
void ProgressBox::OnThink()
{
// calculate the progress made
if (m_flFirstProgressUpdate >= 0.0f && m_wcsInfoString[0])
{
wchar_t timeRemaining[128];
if (ProgressBar::ConstructTimeRemainingString(timeRemaining, sizeof(timeRemaining), m_flFirstProgressUpdate, (float)system()->GetFrameTime(), m_flCurrentProgress, m_flLastProgressUpdate, true))
{
wchar_t unicode[256];
g_pVGuiLocalize->ConstructString(unicode, sizeof(unicode), m_wcsInfoString, 1, timeRemaining);
m_pMessageLabel->SetText(unicode);
}
else
{
m_pMessageLabel->SetText(m_wszUnknownTimeString);
}
}
}
//-----------------------------------------------------------------------------
// Purpose: Forces us to repaint once per second
//-----------------------------------------------------------------------------
void ProgressBox::OnTick()
{
if (m_flFirstProgressUpdate >= 0.0f)
{
Repaint();
}
BaseClass::OnTick();
}
//-----------------------------------------------------------------------------
// Purpose: Handles ESC closing dialog
//-----------------------------------------------------------------------------
void ProgressBox::OnCommand(const char *command)
{
if (!stricmp(command, "Cancel"))
{
OnCancel();
}
else
{
BaseClass::OnCommand(command);
}
}
//-----------------------------------------------------------------------------
// Purpose: close button pressed
//-----------------------------------------------------------------------------
void ProgressBox::OnCloseFrameButtonPressed()
{
OnCancel();
}
//-----------------------------------------------------------------------------
// Purpose: Deletes self when closed
//-----------------------------------------------------------------------------
void ProgressBox::OnClose()
{
BaseClass::OnClose();
// modal surface is released on deletion
MarkForDeletion();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void ProgressBox::OnShutdownRequest()
{
// Shutdown the dialog
PostMessage(this, new KeyValues("Command", "command", "Cancel"));
}
//-----------------------------------------------------------------------------
// Purpose: On update cancelled
//-----------------------------------------------------------------------------
void ProgressBox::OnCancel()
{
// post a message that we've been cancelled
PostActionSignal(new KeyValues("ProgressBoxCancelled"));
// close this dialog
Close();
}
//-----------------------------------------------------------------------------
// Purpose: Toggles visibility of the close box.
//-----------------------------------------------------------------------------
void ProgressBox::SetCancelButtonVisible(bool state)
{
BaseClass::SetCloseButtonVisible(state);
m_pCancelButton->SetVisible(state);
InvalidateLayout();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void ProgressBox::SetCancelButtonEnabled(bool state)
{
m_pCancelButton->SetEnabled(state);
BaseClass::SetCloseButtonVisible(state);
InvalidateLayout();
Repaint();
}