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// **************************************************************************
// * This file is part of the FreeFileSync project. It is distributed under *
// * GNU General Public License: http://www.gnu.org/licenses/gpl.html *
// * Copyright (C) Zenju (zenju AT gmx DOT de) - All Rights Reserved *
// **************************************************************************
#include "tooltip.h"
#include <wx/stattext.h>
#include <wx/sizer.h>
#include <wx/statbmp.h>
#include <wx/settings.h>
#include <wx/app.h>
#include <wx+/image_tools.h>
using namespace zen;
class Tooltip::PopupFrameGenerated : public wxFrame
{
public:
PopupFrameGenerated(wxWindow* parent,
wxWindowID id = wxID_ANY,
const wxString& title = wxEmptyString,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxSize( -1, -1 ),
long style = wxFRAME_NO_TASKBAR | wxSTAY_ON_TOP | wxSTATIC_BORDER) : wxFrame(parent, id, title, pos, size, style)
{
this->SetSizeHints(wxDefaultSize, wxDefaultSize);
this->SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_INFOBK)); //both required: on Ubuntu background is black, foreground white!
this->SetForegroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_INFOTEXT)); //
wxBoxSizer* bSizer158;
bSizer158 = new wxBoxSizer(wxHORIZONTAL);
m_bitmapLeft = new wxStaticBitmap(this, wxID_ANY, wxNullBitmap, wxDefaultPosition, wxDefaultSize, 0);
bSizer158->Add(m_bitmapLeft, 0, wxALL | wxALIGN_CENTER_VERTICAL, 5);
m_staticTextMain = new wxStaticText(this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxDefaultSize, 0);
bSizer158->Add(m_staticTextMain, 0, wxALL | wxALIGN_CENTER_HORIZONTAL | wxALIGN_CENTER_VERTICAL, 5);
this->SetSizer(bSizer158);
this->Layout();
bSizer158->Fit(this);
}
wxStaticText* m_staticTextMain;
wxStaticBitmap* m_bitmapLeft;
};
Tooltip::Tooltip() : tipWindow(new PopupFrameGenerated(nullptr))
{
#if defined FFS_WIN //prevent window stealing focus!
tipWindow->Disable(); //neither looks good nor works at all on Linux; no visible difference on OS X
#endif
hide();
}
Tooltip::~Tooltip()
{
tipWindow->Destroy();
}
void Tooltip::show(const wxString& text, wxPoint mousePos, const wxBitmap* bmp)
{
const wxBitmap& newBmp = bmp ? *bmp : wxNullBitmap;
if (!isEqual(tipWindow->m_bitmapLeft->GetBitmap(), newBmp))
{
tipWindow->m_bitmapLeft->SetBitmap(newBmp);
tipWindow->Refresh(); //needed if bitmap size changed!
}
if (text != tipWindow->m_staticTextMain->GetLabel())
{
tipWindow->m_staticTextMain->SetLabel(text);
tipWindow->m_staticTextMain->Wrap(600);
}
tipWindow->Fit(); //Linux: Fit() seems to be somewhat broken => this needs to be called EVERY time inside show, not only if text or bmp change
const wxPoint newPos = wxTheApp->GetLayoutDirection() == wxLayout_RightToLeft ?
mousePos - wxPoint(30 + tipWindow->GetSize().GetWidth(), 0) :
mousePos + wxPoint(30, 0);
if (newPos != tipWindow->GetScreenPosition())
tipWindow->SetSize(newPos.x, newPos.y, wxDefaultCoord, wxDefaultCoord);
//attention!!! possible endless loop: mouse pointer must NOT be within tipWindow!
//else it will trigger a wxEVT_LEAVE_WINDOW on middle grid which will hide the window, causing the window to be shown again via this method, etc.
if (!tipWindow->IsShown())
tipWindow->Show();
}
void Tooltip::hide()
{
#ifdef FFS_LINUX
//on wxGTK the tip window occassionally goes blank and stays that way. This is somehow triggered by wxWindow::Hide() and doesn't seem to be a wxWidgets bug (=> GTK?)
//apply brute force:
tipWindow->Destroy();
tipWindow = new PopupFrameGenerated(nullptr);
#endif
tipWindow->Hide();
}
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