/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
-#pragma implementation
+#pragma implementation "htmlcell.h"
#endif
#include "wx/wxprec.h"
#if wxUSE_HTML && wxUSE_STREAMS
-#ifdef __BORDLANDC__
+#ifdef __BORLANDC__
#pragma hdrstop
#endif
#include "wx/html/htmlcell.h"
#include "wx/html/htmlwin.h"
+#include "wx/settings.h"
#include <stdlib.h>
wxHtmlCell::~wxHtmlCell()
{
- if (m_Link) delete m_Link;
+ delete m_Link;
}
wxHtmlLinkInfo lnk2(*lnk);
lnk2.SetEvent(&event);
lnk2.SetHtmlCell(this);
- ((wxHtmlWindow*)parent)->OnLinkClicked(lnk2);
- // note : this overcasting is legal because parent is *always* wxHtmlWindow
+
+ // note : this cast is legal because parent is *always* wxHtmlWindow
+ wxStaticCast(parent, wxHtmlWindow)->OnLinkClicked(lnk2);
}
}
-bool wxHtmlCell::AdjustPagebreak(int *pagebreak) const
+bool wxHtmlCell::AdjustPagebreak(int *pagebreak, int* WXUNUSED(known_pagebreaks), int WXUNUSED(number_of_pages)) const
{
if ((!m_CanLiveOnPagebreak) &&
m_PosY < *pagebreak && m_PosY + m_Height > *pagebreak)
- {
+ {
*pagebreak = m_PosY;
return TRUE;
}
- else
- return FALSE;
+
+ return FALSE;
}
}
+wxHtmlCell *wxHtmlCell::FindCellByPos(wxCoord x, wxCoord y,
+ unsigned flags) const
+{
+ if ( x >= 0 && x < m_Width && y >= 0 && y < m_Height )
+ {
+ return wxConstCast(this, wxHtmlCell);
+ }
+ else
+ {
+ if ((flags & wxHTML_FIND_NEAREST_AFTER) &&
+ (y < 0 || (y == 0 && x <= 0)))
+ return wxConstCast(this, wxHtmlCell);
+ else if ((flags & wxHTML_FIND_NEAREST_BEFORE) &&
+ (y > m_Height-1 || (y == m_Height-1 && x >= m_Width)))
+ return wxConstCast(this, wxHtmlCell);
+ else
+ return NULL;
+ }
+}
+
+
+wxPoint wxHtmlCell::GetAbsPos() const
+{
+ wxPoint p(m_PosX, m_PosY);
+ for (wxHtmlCell *parent = m_Parent; parent; parent = parent->m_Parent)
+ {
+ p.x += parent->m_PosX;
+ p.y += parent->m_PosY;
+ }
+ return p;
+}
+
//-----------------------------------------------------------------------------
// wxHtmlWordCell
-void wxHtmlWordCell::Draw(wxDC& dc, int x, int y, int WXUNUSED(view_y1), int WXUNUSED(view_y2))
+void wxHtmlWordCell::Draw(wxDC& dc, int x, int y,
+ int WXUNUSED(view_y1), int WXUNUSED(view_y2),
+ wxHtmlRenderingState& state)
{
+ if (state.GetSelectionState() != wxHTML_SEL_OUT &&
+ dc.GetBackgroundMode() != wxSOLID)
+ {
+ dc.SetBackgroundMode(wxSOLID);
+ dc.SetTextBackground(
+ wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT));
+ dc.SetTextForeground(
+ wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT));
+ }
+ else if (state.GetSelectionState() == wxHTML_SEL_OUT &&
+ dc.GetBackgroundMode() == wxSOLID)
+ {
+ dc.SetBackgroundMode(wxTRANSPARENT);
+ dc.SetTextForeground(state.GetFgColour());
+ dc.SetTextBackground(state.GetBgColour());
+ }
+
dc.DrawText(m_Word, x + m_PosX, y + m_PosY);
}
-bool wxHtmlContainerCell::AdjustPagebreak(int *pagebreak) const
+bool wxHtmlContainerCell::AdjustPagebreak(int *pagebreak, int* known_pagebreaks, int number_of_pages) const
{
if (!m_CanLiveOnPagebreak)
- return wxHtmlCell::AdjustPagebreak(pagebreak);
+ return wxHtmlCell::AdjustPagebreak(pagebreak, known_pagebreaks, number_of_pages);
else
{
int pbrk = *pagebreak - m_PosY;
while (c)
- {
- if (c->AdjustPagebreak(&pbrk))
+ {
+ if (c->AdjustPagebreak(&pbrk, known_pagebreaks, number_of_pages))
rt = TRUE;
c = c->GetNext();
}
wxHtmlCell::Layout(w);
if (m_LastLayout == w) return;
-
+
// VS: Any attempt to layout with negative or zero width leads to hell,
// but we can't ignore such attempts completely, since it sometimes
// happen (e.g. when trying how small a table can be). The best thing we
// can do is to set the width of child cells to zero
- if (w < 1)
+ if (w < 1)
{
m_Width = 0;
for (wxHtmlCell *cell = m_Cells; cell; cell = cell->GetNext())
cell->Layout(0);
- // this does two things: it recursively calls this code on all child
- // contrainers and resets children's position to (0,0)
+ // this does two things: it recursively calls this code on all
+ // child contrainers and resets children's position to (0,0)
return;
}
while (cell != NULL)
{
switch (m_AlignVer)
- {
+ {
case wxHTML_ALIGN_TOP : ybasicpos = 0; break;
case wxHTML_ALIGN_BOTTOM : ybasicpos = - cell->GetHeight(); break;
case wxHTML_ALIGN_CENTER : ybasicpos = - cell->GetHeight() / 2; break;
// force new line if occured:
if ((cell == NULL) || (xpos + cell->GetWidth() > s_width))
- {
+ {
if (xpos > MaxLineWidth) MaxLineWidth = xpos;
if (ysizeup < 0) ysizeup = 0;
if (ysizedown < 0) ysizedown = 0;
if (m_AlignHor != wxHTML_ALIGN_JUSTIFY || cell == NULL)
while (line != cell)
- {
+ {
line->SetPos(line->GetPosX() + xdelta,
ypos + line->GetPosY());
line = line->GetNext();
if (step < 0) step = 0;
xcnt--;
if (xcnt > 0) while (line != cell)
- {
+ {
line->SetPos(line->GetPosX() + s_indent +
(counter++ * step / xcnt),
ypos + line->GetPosY());
if (m_Height < m_MinHeight)
{
if (m_MinHeightAlign != wxHTML_ALIGN_TOP)
- {
+ {
int diff = m_MinHeight - m_Height;
if (m_MinHeightAlign == wxHTML_ALIGN_CENTER) diff /= 2;
cell = m_Cells;
while (cell)
- {
+ {
cell->SetPos(cell->GetPosX(), cell->GetPosY() + diff);
cell = cell->GetNext();
}
m_LastLayout = w;
}
+void wxHtmlContainerCell::UpdateRenderingStatePre(wxHtmlRenderingState& state,
+ wxHtmlCell *cell) const
+{
+ wxHtmlSelection *s = state.GetSelection();
+ if (!s) return;
+ if (s->GetFromCell() == cell || s->GetToCell() == cell)
+ {
+ state.SetSelectionState(wxHTML_SEL_CHANGING);
+ }
+}
+
+void wxHtmlContainerCell::UpdateRenderingStatePost(wxHtmlRenderingState& state,
+ wxHtmlCell *cell) const
+{
+ wxHtmlSelection *s = state.GetSelection();
+ if (!s) return;
+ if (s->GetToCell() == cell)
+ state.SetSelectionState(wxHTML_SEL_OUT);
+ else if (s->GetFromCell() == cell)
+ state.SetSelectionState(wxHTML_SEL_IN);
+}
#define mMin(a, b) (((a) < (b)) ? (a) : (b))
#define mMax(a, b) (((a) < (b)) ? (b) : (a))
-void wxHtmlContainerCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2)
+void wxHtmlContainerCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2,
+ wxHtmlRenderingState& state)
{
// container visible, draw it:
- if ((y + m_PosY < view_y2) && (y + m_PosY + m_Height > view_y1))
+ if ((y + m_PosY <= view_y2) && (y + m_PosY + m_Height > view_y1))
{
-
if (m_UseBkColour)
- {
+ {
wxBrush myb = wxBrush(m_BkColour, wxSOLID);
int real_y1 = mMax(y + m_PosY, view_y1);
}
if (m_UseBorder)
- {
+ {
wxPen mypen1(m_BorderColour1, 1, wxSOLID);
wxPen mypen2(m_BorderColour2, 1, wxSOLID);
dc.SetPen(mypen1);
dc.DrawLine(x + m_PosX, y + m_PosY, x + m_PosX, y + m_PosY + m_Height - 1);
- dc.DrawLine(x + m_PosX, y + m_PosY, x + m_PosX + m_Width - 1, y + m_PosY);
+ dc.DrawLine(x + m_PosX, y + m_PosY, x + m_PosX + m_Width, y + m_PosY);
dc.SetPen(mypen2);
dc.DrawLine(x + m_PosX + m_Width - 1, y + m_PosY, x + m_PosX + m_Width - 1, y + m_PosY + m_Height - 1);
- dc.DrawLine(x + m_PosX, y + m_PosY + m_Height - 1, x + m_PosX + m_Width - 1, y + m_PosY + m_Height - 1);
+ dc.DrawLine(x + m_PosX, y + m_PosY + m_Height - 1, x + m_PosX + m_Width, y + m_PosY + m_Height - 1);
}
if (m_Cells)
{
+ // draw container's contents:
for (wxHtmlCell *cell = m_Cells; cell; cell = cell->GetNext())
- cell->Draw(dc, x + m_PosX, y + m_PosY, view_y1, view_y2);
+ {
+ UpdateRenderingStatePre(state, cell);
+ cell->Draw(dc,
+ x + m_PosX, y + m_PosY, view_y1, view_y2,
+ state);
+ UpdateRenderingStatePost(state, cell);
+ }
}
}
// container invisible, just proceed font+color changing:
else
{
- if (m_Cells)
- {
- for (wxHtmlCell *cell = m_Cells; cell; cell = cell->GetNext())
- cell->DrawInvisible(dc, x + m_PosX, y + m_PosY);
- }
+ DrawInvisible(dc, x, y, state);
}
}
-void wxHtmlContainerCell::DrawInvisible(wxDC& dc, int x, int y)
+void wxHtmlContainerCell::DrawInvisible(wxDC& dc, int x, int y,
+ wxHtmlRenderingState& state)
{
if (m_Cells)
{
for (wxHtmlCell *cell = m_Cells; cell; cell = cell->GetNext())
- cell->DrawInvisible(dc, x + m_PosX, y + m_PosY);
+ {
+ UpdateRenderingStatePre(state, cell);
+ cell->DrawInvisible(dc, x + m_PosX, y + m_PosY, state);
+ UpdateRenderingStatePost(state, cell);
+ }
}
}
+wxColour wxHtmlContainerCell::GetBackgroundColour()
+{
+ if (m_UseBkColour)
+ return m_BkColour;
+ else
+ return wxNullColour;
+}
+
+
wxHtmlLinkInfo *wxHtmlContainerCell::GetLink(int x, int y) const
{
- wxHtmlCell *c = m_Cells;
- int cx, cy, cw, ch;
+ wxHtmlCell *cell = FindCellByPos(x, y);
- while (c)
- {
- cx = c->GetPosX(), cy = c->GetPosY();
- cw = c->GetWidth(), ch = c->GetHeight();
- if ((x >= cx) && (x < cx + cw) && (y >= cy) && (y < cy + ch))
- return c->GetLink(x - cx, y - cy);
- c = c->GetNext();
- }
- return NULL;
+ // VZ: I don't know if we should pass absolute or relative coords to
+ // wxHtmlCell::GetLink()? As the base class version just ignores them
+ // anyhow, it hardly matters right now but should still be clarified
+ return cell ? cell->GetLink(x, y) : NULL;
}
wxString wd = tag.GetParam(wxT("WIDTH"));
if (wd[wd.Length()-1] == wxT('%'))
- {
+ {
wxSscanf(wd.c_str(), wxT("%i%%"), &wdi);
SetWidthFloat(wdi, wxHTML_UNITS_PERCENT);
}
else
- {
+ {
wxSscanf(wd.c_str(), wxT("%i"), &wdi);
SetWidthFloat((int)(pixel_scale * (double)wdi), wxHTML_UNITS_PIXELS);
}
}
-
-void wxHtmlContainerCell::OnMouseClick(wxWindow *parent, int x, int y, const wxMouseEvent& event)
+wxHtmlCell *wxHtmlContainerCell::FindCellByPos(wxCoord x, wxCoord y,
+ unsigned flags) const
{
- if (m_Cells)
+ if ( flags & wxHTML_FIND_EXACT )
{
- wxHtmlCell *c = m_Cells;
- while (c)
- {
- if ( (c->GetPosX() <= x) &&
- (c->GetPosY() <= y) &&
- (c->GetPosX() + c->GetWidth() > x) &&
- (c->GetPosY() + c->GetHeight() > y))
- {
- c->OnMouseClick(parent, x - c->GetPosX(), y - c->GetPosY(), event);
- break;
+ for ( const wxHtmlCell *cell = m_Cells; cell; cell = cell->GetNext() )
+ {
+ int cx = cell->GetPosX(),
+ cy = cell->GetPosY();
+
+ if ( (cx <= x) && (cx + cell->GetWidth() > x) &&
+ (cy <= y) && (cy + cell->GetHeight() > y) )
+ {
+ return cell->FindCellByPos(x - cx, y - cy, flags);
}
- c = c->GetNext();
}
}
+ else if ( flags & wxHTML_FIND_NEAREST_AFTER )
+ {
+ wxHtmlCell *c;
+ int y2;
+ for ( const wxHtmlCell *cell = m_Cells; cell; cell = cell->GetNext() )
+ {
+ y2 = cell->GetPosY() + cell->GetHeight() - 1;
+ if (y2 < y || (y2 == y && cell->GetPosX()+cell->GetWidth()-1 < x))
+ continue;
+ c = cell->FindCellByPos(x - cell->GetPosX(), y - cell->GetPosY(),
+ flags);
+ if (c) return c;
+ }
+ }
+ else if ( flags & wxHTML_FIND_NEAREST_BEFORE )
+ {
+ wxHtmlCell *c;
+ for ( const wxHtmlCell *cell = m_Cells; cell; cell = cell->GetNext() )
+ {
+ if (cell->GetPosY() > y ||
+ (cell->GetPosY() == y && cell->GetPosX() > x))
+ break;
+ c = cell->FindCellByPos(x - cell->GetPosX(), y - cell->GetPosY(),
+ flags);
+ if (c) return c;
+ }
+ }
+
+ return NULL;
+}
+
+
+void wxHtmlContainerCell::OnMouseClick(wxWindow *parent, int x, int y, const wxMouseEvent& event)
+{
+ wxHtmlCell *cell = FindCellByPos(x, y);
+ if ( cell )
+ cell->OnMouseClick(parent, x, y, event);
}
{
int cleft = m_PosX + m_Width, cright = m_PosX; // worst case
int l, r;
-
+
for (wxHtmlCell *cell = m_Cells; cell; cell = cell->GetNext())
{
cell->GetHorizontalConstraints(&l, &r);
cleft = l;
if (r > cright)
cright = r;
- }
+ }
cleft -= (m_IndentLeft < 0) ? (-m_IndentLeft * m_Width / 100) : m_IndentLeft;
cright += (m_IndentRight < 0) ? (-m_IndentRight * m_Width / 100) : m_IndentRight;
*right = cright;
}
+
+wxHtmlCell *wxHtmlContainerCell::GetFirstTerminal() const
+{
+ if (m_Cells)
+ return m_Cells->GetFirstTerminal();
+ else
+ return NULL;
+}
+
+wxHtmlCell *wxHtmlContainerCell::GetLastTerminal() const
+{
+ if (m_Cells)
+ {
+ wxHtmlCell *c;
+ for (c = m_Cells; c->GetNext(); c = c->GetNext()) {}
+ return c;
+ }
+ else
+ return NULL;
+}
-//--------------------------------------------------------------------------------
+// --------------------------------------------------------------------------
// wxHtmlColourCell
-//--------------------------------------------------------------------------------
+// --------------------------------------------------------------------------
-void wxHtmlColourCell::Draw(wxDC& dc, int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(view_y1), int WXUNUSED(view_y2))
+void wxHtmlColourCell::Draw(wxDC& dc,
+ int x, int y,
+ int WXUNUSED(view_y1), int WXUNUSED(view_y2),
+ wxHtmlRenderingState& state)
{
- if (m_Flags & wxHTML_CLR_FOREGROUND)
- dc.SetTextForeground(m_Colour);
- if (m_Flags & wxHTML_CLR_BACKGROUND)
- {
- dc.SetBackground(wxBrush(m_Colour, wxSOLID));
- dc.SetTextBackground(m_Colour);
- }
+ DrawInvisible(dc, x, y, state);
}
-void wxHtmlColourCell::DrawInvisible(wxDC& dc, int WXUNUSED(x), int WXUNUSED(y))
+void wxHtmlColourCell::DrawInvisible(wxDC& dc,
+ int WXUNUSED(x), int WXUNUSED(y),
+ wxHtmlRenderingState& state)
{
if (m_Flags & wxHTML_CLR_FOREGROUND)
- dc.SetTextForeground(m_Colour);
+ {
+ state.SetFgColour(m_Colour);
+ if (state.GetSelectionState() != wxHTML_SEL_IN)
+ dc.SetTextForeground(m_Colour);
+ }
if (m_Flags & wxHTML_CLR_BACKGROUND)
{
+ state.SetBgColour(m_Colour);
+ if (state.GetSelectionState() != wxHTML_SEL_IN)
+ dc.SetTextBackground(m_Colour);
dc.SetBackground(wxBrush(m_Colour, wxSOLID));
- dc.SetTextBackground(m_Colour);
}
}
-//--------------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
// wxHtmlFontCell
-//--------------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
-void wxHtmlFontCell::Draw(wxDC& dc, int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(view_y1), int WXUNUSED(view_y2))
+void wxHtmlFontCell::Draw(wxDC& dc,
+ int WXUNUSED(x), int WXUNUSED(y),
+ int WXUNUSED(view_y1), int WXUNUSED(view_y2),
+ wxHtmlRenderingState& WXUNUSED(state))
{
dc.SetFont(m_Font);
}
-void wxHtmlFontCell::DrawInvisible(wxDC& dc, int WXUNUSED(x), int WXUNUSED(y))
+void wxHtmlFontCell::DrawInvisible(wxDC& dc, int WXUNUSED(x), int WXUNUSED(y),
+ wxHtmlRenderingState& WXUNUSED(state))
{
dc.SetFont(m_Font);
}
-//--------------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
// wxHtmlWidgetCell
-//--------------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
wxHtmlWidgetCell::wxHtmlWidgetCell(wxWindow *wnd, int w)
{
}
-void wxHtmlWidgetCell::Draw(wxDC& WXUNUSED(dc), int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(view_y1), int WXUNUSED(view_y2))
+void wxHtmlWidgetCell::Draw(wxDC& WXUNUSED(dc),
+ int WXUNUSED(x), int WXUNUSED(y),
+ int WXUNUSED(view_y1), int WXUNUSED(view_y2),
+ wxHtmlRenderingState& WXUNUSED(state))
{
int absx = 0, absy = 0, stx, sty;
wxHtmlCell *c = this;
-void wxHtmlWidgetCell::DrawInvisible(wxDC& WXUNUSED(dc), int WXUNUSED(x), int WXUNUSED(y))
+void wxHtmlWidgetCell::DrawInvisible(wxDC& WXUNUSED(dc),
+ int WXUNUSED(x), int WXUNUSED(y),
+ wxHtmlRenderingState& WXUNUSED(state))
{
int absx = 0, absy = 0, stx, sty;
wxHtmlCell *c = this;
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