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added hyperlink alignment flags (patch 1537043)

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@41153 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2006-09-10 23:57:26 +00:00
parent 490f72fd16
commit 914f515762
4 changed files with 201 additions and 43 deletions
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85
src/generic/hyperlink.cpp
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@@ -62,8 +62,9 @@ BEGIN_EVENT_TABLE(wxHyperlinkCtrl, wxControl)
EVT_LEFT_DOWN(wxHyperlinkCtrl::OnLeftDown)
EVT_LEFT_UP(wxHyperlinkCtrl::OnLeftUp)
EVT_RIGHT_UP(wxHyperlinkCtrl::OnRightUp)
EVT_ENTER_WINDOW(wxHyperlinkCtrl::OnEnterWindow)
EVT_MOTION(wxHyperlinkCtrl::OnMotion)
EVT_LEAVE_WINDOW(wxHyperlinkCtrl::OnLeaveWindow)
EVT_SIZE(wxHyperlinkCtrl::OnSize)
// for the context menu
EVT_MENU(wxHYPERLINKCTRL_POPUP_COPY_ID, wxHyperlinkCtrl::OnPopUpCopy)
@@ -76,6 +77,14 @@ bool wxHyperlinkCtrl::Create(wxWindow *parent, wxWindowID id,
wxASSERT_MSG(!url.empty() || !label.empty(),
wxT("Both URL and label are empty ?"));
#ifdef __WXDEBUG__
int alignment = (int)((style & wxHL_ALIGN_LEFT) != 0) +
(int)((style & wxHL_ALIGN_CENTRE) != 0) +
(int)((style & wxHL_ALIGN_RIGHT) != 0);
wxASSERT_MSG(alignment == 1,
wxT("Specify exactly one align flag!"));
#endif
if (!wxControl::Create(parent, id, pos, size, style, wxDefaultValidator, name))
return false;
@@ -90,9 +99,6 @@ bool wxHyperlinkCtrl::Create(wxWindow *parent, wxWindowID id,
else
SetLabel(label);
// by default the cursor to use in this window is wxCURSOR_HAND
SetCursor(wxCursor(wxCURSOR_HAND));
m_rollover = false;
m_clicking = false;
m_visited = false;
@@ -159,6 +165,24 @@ void wxHyperlinkCtrl::DoContextMenu(const wxPoint &pos)
delete menuPopUp;
}
wxRect wxHyperlinkCtrl::GetLabelRect() const
{
// our best size is always the size of the label without borders
wxSize c(GetClientSize()), b(GetBestSize());
wxPoint offset;
// the label is always centered vertically
offset.y = (c.GetHeight()-b.GetHeight())/2;
if (HasFlag(wxHL_ALIGN_CENTRE))
offset.x = (c.GetWidth()-b.GetWidth())/2;
else if (HasFlag(wxHL_ALIGN_RIGHT))
offset.x = c.GetWidth()-b.GetWidth();
else if (HasFlag(wxHL_ALIGN_LEFT))
offset.x = 0;
return wxRect(offset, b);
}
// ----------------------------------------------------------------------------
@@ -171,17 +195,21 @@ void wxHyperlinkCtrl::OnPaint(wxPaintEvent& WXUNUSED(event))
dc.SetFont(GetFont());
dc.SetTextForeground(GetForegroundColour());
dc.SetTextBackground(GetBackgroundColour());
dc.DrawText(GetLabel(), 0, 0);
dc.DrawText(GetLabel(), GetLabelRect().GetTopLeft());
}
void wxHyperlinkCtrl::OnLeftDown(wxMouseEvent& WXUNUSED(event))
void wxHyperlinkCtrl::OnLeftDown(wxMouseEvent& event)
{
m_clicking = true;
// the left click must start from the hyperlink rect
m_clicking = GetLabelRect().Inside(event.GetPosition());
}
void wxHyperlinkCtrl::OnLeftUp(wxMouseEvent& WXUNUSED(event))
void wxHyperlinkCtrl::OnLeftUp(wxMouseEvent& event)
{
if (!m_clicking) return;
// the click must be started and ended in the hyperlink rect
if (!m_clicking || !GetLabelRect().Inside(event.GetPosition()))
return;
SetForegroundColour(m_visitedColour);
m_visited = true;
@@ -197,20 +225,40 @@ void wxHyperlinkCtrl::OnLeftUp(wxMouseEvent& WXUNUSED(event))
void wxHyperlinkCtrl::OnRightUp(wxMouseEvent& event)
{
if( GetWindowStyle() & wxHL_CONTEXTMENU )
DoContextMenu(wxPoint(event.m_x, event.m_y));
if ( GetLabelRect().Inside(event.GetPosition()) )
DoContextMenu(wxPoint(event.m_x, event.m_y));
}
void wxHyperlinkCtrl::OnEnterWindow(wxMouseEvent& WXUNUSED(event))
void wxHyperlinkCtrl::OnMotion(wxMouseEvent& event)
{
SetForegroundColour(m_hoverColour);
m_rollover = true;
Refresh();
wxRect textrc = GetLabelRect();
if (textrc.Inside(event.GetPosition()))
{
SetCursor(wxCursor(wxCURSOR_HAND));
SetForegroundColour(m_hoverColour);
m_rollover = true;
Refresh();
}
else if (m_rollover)
{
SetCursor(*wxSTANDARD_CURSOR);
SetForegroundColour(!m_visited ? m_normalColour : m_visitedColour);
m_rollover = false;
Refresh();
}
}
void wxHyperlinkCtrl::OnLeaveWindow(wxMouseEvent& WXUNUSED(event))
void wxHyperlinkCtrl::OnLeaveWindow(wxMouseEvent& WXUNUSED(event) )
{
// NB: when the label rect and the client size rect have the same
// height this function is indispensable to remove the "rollover"
// effect as the OnMotion() event handler could not be called
// in that case moving the mouse out of the label vertically...
if (m_rollover)
{
SetCursor(*wxSTANDARD_CURSOR);
SetForegroundColour(!m_visited ? m_normalColour : m_visitedColour);
m_rollover = false;
Refresh();
@@ -229,4 +277,11 @@ void wxHyperlinkCtrl::OnPopUpCopy( wxCommandEvent& WXUNUSED(event) )
#endif // wxUSE_CLIPBOARD
}
void wxHyperlinkCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
{
// update the position of the label in the screen respecting
// the selected align flag
Refresh();
}
#endif // wxUSE_HYPERLINKCTRL