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1. added abstract interface to wxHtmlWindow for use by wxHtmlWinParser and implemented it for wxHtmlListBox

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2. used the above to implement clickable links support in wxHtmlListBox


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@38701 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Václav Slavík
2006-04-13 22:08:28 +00:00
parent e0d5d9af8b
commit bc55e31bdc
17 changed files with 881 additions and 219 deletions
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55
include/wx/htmllbox.h
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@@ -13,6 +13,7 @@
#define _WX_HTMLLBOX_H_
#include "wx/vlbox.h" // base class
#include "wx/html/htmlwin.h"
#if wxUSE_FILESYSTEM
#include "wx/filesys.h"
@@ -27,7 +28,9 @@ class WXDLLIMPEXP_HTML wxHtmlListBoxStyle;
// wxHtmlListBox
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_HTML wxHtmlListBox : public wxVListBox
class WXDLLIMPEXP_HTML wxHtmlListBox : public wxVListBox,
public wxHtmlWindowInterface,
private wxHtmlWindowMouseHelper
{
DECLARE_ABSTRACT_CLASS(wxHtmlListBox)
public:
@@ -35,7 +38,7 @@ public:
// ---------------------
// default constructor, you must call Create() later
wxHtmlListBox() { Init(); }
wxHtmlListBox();
// normal constructor which calls Create() internally
wxHtmlListBox(wxWindow *parent,
@@ -43,12 +46,7 @@ public:
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = 0,
const wxString& name = wxVListBoxNameStr)
{
Init();
(void)Create(parent, id, pos, size, style, name);
}
const wxString& name = wxVListBoxNameStr);
// really creates the control and sets the initial number of items in it
// (which may be changed later with SetItemCount())
@@ -80,6 +78,8 @@ public:
const wxFileSystem& GetFileSystem() const { return m_filesystem; }
#endif // wxUSE_FILESYSTEM
virtual void OnInternalIdle();
protected:
// this method must be implemented in the derived class and should return
// the body (i.e. without <html>) of the HTML for the given item
@@ -108,9 +108,15 @@ protected:
virtual void OnDrawItem(wxDC& dc, const wxRect& rect, size_t n) const;
virtual wxCoord OnMeasureItem(size_t n) const;
// This method may be overriden to handle clicking on a link in
// the listbox. By default, clicking links is ignored.
virtual void OnLinkClicked(size_t WXUNUSED(n),
const wxHtmlLinkInfo& WXUNUSED(link)) {}
// event handlers
void OnSize(wxSizeEvent& event);
void OnMouseMove(wxMouseEvent& event);
void OnLeftDown(wxMouseEvent& event);
// common part of all ctors
@@ -119,6 +125,38 @@ protected:
// ensure that the given item is cached
void CacheItem(size_t n) const;
private:
// wxHtmlWindowInterface methods:
virtual void SetHTMLWindowTitle(const wxString& title);
virtual void OnHTMLLinkClicked(const wxHtmlLinkInfo& link);
virtual wxHtmlOpeningStatus OnHTMLOpeningURL(wxHtmlURLType type,
const wxString& url,
wxString *redirect) const;
virtual wxPoint HTMLCoordsToWindow(wxHtmlCell *cell,
const wxPoint& pos) const;
virtual wxWindow* GetHTMLWindow();
virtual wxColour GetHTMLBackgroundColour() const;
virtual void SetHTMLBackgroundColour(const wxColour& clr);
virtual void SetHTMLBackgroundImage(const wxBitmap& bmpBg);
virtual void SetHTMLStatusText(const wxString& text);
// returns index of item that contains given HTML cell
size_t GetItemForCell(const wxHtmlCell *cell) const;
// return physical coordinates of root wxHtmlCell of n-th item
wxPoint GetRootCellCoords(size_t n) const;
// Converts physical coordinates stored in @a pos into coordinates
// relative to the root cell of the item under mouse cursor, if any. If no
// cell is found under the cursor, returns false. Otherwise stores the new
// coordinates back into @a pos and pointer to the cell under cursor into
// @a cell and returns true.
bool PhysicalCoordsToCell(wxPoint& pos, wxHtmlCell*& cell) const;
// The opposite of PhysicalCoordsToCell: converts coordinates relative to
// given cell to physical coordinates in the window
wxPoint CellCoordsToPhysical(const wxPoint& pos, wxHtmlCell *cell) const;
private:
// this class caches the pre-parsed HTML to speed up display
wxHtmlListBoxCache *m_cache;
@@ -137,6 +175,7 @@ private:
// it calls our GetSelectedTextColour() and GetSelectedTextBgColour()
friend class wxHtmlListBoxStyle;
friend class wxHtmlListBoxWinInterface;
DECLARE_EVENT_TABLE()