X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/36c4ff4d6501712cbc718a6569599f2725db0d2c..34cf96b216bd2a94c84defdde02cbbbd2f36db6d:/src/html/m_layout.cpp?ds=sidebyside diff --git a/src/html/m_layout.cpp b/src/html/m_layout.cpp index f99e547ca1..e4242e6a66 100644 --- a/src/html/m_layout.cpp +++ b/src/html/m_layout.cpp @@ -1,27 +1,24 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: m_layout.cpp +// Name: src/html/m_layout.cpp // Purpose: wxHtml module for basic paragraphs/layout handling // Author: Vaclav Slavik // RCS-ID: $Id$ // Copyright: (c) 1999 Vaclav Slavik -// Licence: wxWindows Licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation -#endif #include "wx/wxprec.h" - -#include "wx/defs.h" -#if wxUSE_HTML && wxUSE_STREAMS #ifdef __BORLANDC__ -#pragma hdrstop + #pragma hdrstop #endif +#if wxUSE_HTML && wxUSE_STREAMS + #ifndef WXPRECOMP #endif +#include "wx/image.h" #include "wx/html/forcelnk.h" #include "wx/html/m_templ.h" @@ -30,8 +27,11 @@ FORCE_LINK_ME(m_layout) - -#include // bsearch() +#ifdef __WXWINCE__ + #include "wx/msw/wince/missing.h" // for bsearch() +#else + #include // bsearch() +#endif //----------------------------------------------------------------------------- // wxHtmlPageBreakCell @@ -66,7 +66,7 @@ FORCE_LINK_ME(m_layout) // array wxHtmlPrintout::m_PageBreaks of pagebreaks already set, and // set a new one only if it's not in that array. -class WXDLLEXPORT wxHtmlPageBreakCell : public wxHtmlCell +class wxHtmlPageBreakCell : public wxHtmlCell { public: wxHtmlPageBreakCell() {} @@ -77,14 +77,14 @@ public: void Draw(wxDC& WXUNUSED(dc), int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(view_y1), int WXUNUSED(view_y2), - wxHtmlRenderingState& WXUNUSED(state)) {} + wxHtmlRenderingInfo& WXUNUSED(info)) {} private: DECLARE_NO_COPY_CLASS(wxHtmlPageBreakCell) }; // Comparison routine for bsearch into an int* array of pagebreaks. -static int integer_compare(void const* i0, void const* i1) +extern "C" int wxCMPFUNC_CONV wxInteger_compare(void const* i0, void const* i1) { return *(int*)i0 - *(int*)i1; } @@ -94,16 +94,16 @@ bool wxHtmlPageBreakCell::AdjustPagebreak(int* pagebreak, int* known_pagebreaks, // When we are counting pages, 'known_pagebreaks' is non-NULL. // That's the only time we change 'pagebreak'. Otherwise, pages // were already counted, 'known_pagebreaks' is NULL, and we don't - // do anything except return FALSE. + // do anything except return false. // - // We also simply return FALSE if the 'pagebreak' argument is + // We also simply return false if the 'pagebreak' argument is // less than (vertically above) or the same as the current // vertical position. Otherwise we'd be setting a pagebreak above // the current cell, which is incorrect, or duplicating a // pagebreak that has already been set. if(NULL == known_pagebreaks || *pagebreak <= m_PosY) { - return FALSE; + return false; } // m_PosY is only the vertical offset from the parent. The pagebreak @@ -119,31 +119,32 @@ bool wxHtmlPageBreakCell::AdjustPagebreak(int* pagebreak, int* known_pagebreaks, // zero plus one element for each page. int* where = (int*) bsearch(&total_height, known_pagebreaks, 1 + number_of_pages, sizeof(int), - integer_compare); + wxInteger_compare); // Add a pagebreak only if there isn't one already set here. if(NULL != where) { - return FALSE; + return false; } else { *pagebreak = m_PosY; - return TRUE; + return true; } } TAG_HANDLER_BEGIN(P, "P") + TAG_HANDLER_CONSTR(P) { } TAG_HANDLER_PROC(tag) { - if (m_WParser->GetContainer()->GetFirstCell() != NULL) + if (m_WParser->GetContainer()->GetFirstChild() != NULL) { m_WParser->CloseContainer(); m_WParser->OpenContainer(); } m_WParser->GetContainer()->SetIndent(m_WParser->GetCharHeight(), wxHTML_INDENT_TOP); m_WParser->GetContainer()->SetAlign(tag); - return FALSE; + return false; } TAG_HANDLER_END(P) @@ -151,6 +152,7 @@ TAG_HANDLER_END(P) TAG_HANDLER_BEGIN(BR, "BR") + TAG_HANDLER_CONSTR(BR) { } TAG_HANDLER_PROC(tag) { @@ -162,7 +164,7 @@ TAG_HANDLER_BEGIN(BR, "BR") c->SetAlignHor(al); c->SetAlign(tag); c->SetMinHeight(m_WParser->GetCharHeight()); - return FALSE; + return false; } TAG_HANDLER_END(BR) @@ -170,6 +172,7 @@ TAG_HANDLER_END(BR) TAG_HANDLER_BEGIN(CENTER, "CENTER") + TAG_HANDLER_CONSTR(CENTER) { } TAG_HANDLER_PROC(tag) { @@ -177,7 +180,7 @@ TAG_HANDLER_BEGIN(CENTER, "CENTER") wxHtmlContainerCell *c = m_WParser->GetContainer(); m_WParser->SetAlign(wxHTML_ALIGN_CENTER); - if (c->GetFirstCell() != NULL) + if (c->GetFirstChild() != NULL) { m_WParser->CloseContainer(); m_WParser->OpenContainer(); @@ -190,7 +193,7 @@ TAG_HANDLER_BEGIN(CENTER, "CENTER") ParseInner(tag); m_WParser->SetAlign(old); - if (c->GetFirstCell() != NULL) + if (c->GetFirstChild() != NULL) { m_WParser->CloseContainer(); m_WParser->OpenContainer(); @@ -198,9 +201,9 @@ TAG_HANDLER_BEGIN(CENTER, "CENTER") else c->SetAlignHor(old); - return TRUE; + return true; } - else return FALSE; + else return false; } TAG_HANDLER_END(CENTER) @@ -208,30 +211,31 @@ TAG_HANDLER_END(CENTER) TAG_HANDLER_BEGIN(DIV, "DIV") + TAG_HANDLER_CONSTR(DIV) { } TAG_HANDLER_PROC(tag) { if(tag.HasParam(wxT("STYLE"))) { - if(tag.GetParam(wxT("STYLE")).IsSameAs(wxT("PAGE-BREAK-BEFORE:ALWAYS"), FALSE)) + if(tag.GetParam(wxT("STYLE")).IsSameAs(wxT("PAGE-BREAK-BEFORE:ALWAYS"), false)) { m_WParser->CloseContainer(); m_WParser->OpenContainer()->InsertCell(new wxHtmlPageBreakCell); m_WParser->CloseContainer(); m_WParser->OpenContainer(); - return FALSE; + return false; } else { // Treat other STYLE parameters here when they're supported. - return FALSE; + return false; } } else if(tag.HasParam(wxT("ALIGN"))) { int old = m_WParser->GetAlign(); wxHtmlContainerCell *c = m_WParser->GetContainer(); - if (c->GetFirstCell() != NULL) + if (c->GetFirstChild() != NULL) { m_WParser->CloseContainer(); m_WParser->OpenContainer(); @@ -248,7 +252,7 @@ TAG_HANDLER_BEGIN(DIV, "DIV") ParseInner(tag); m_WParser->SetAlign(old); - if (c->GetFirstCell() != NULL) + if (c->GetFirstChild() != NULL) { m_WParser->CloseContainer(); m_WParser->OpenContainer(); @@ -256,11 +260,20 @@ TAG_HANDLER_BEGIN(DIV, "DIV") else c->SetAlignHor(old); - return TRUE; + return true; } else { - return FALSE; + // Same as BR + int al = m_WParser->GetContainer()->GetAlignHor(); + wxHtmlContainerCell *c; + + m_WParser->CloseContainer(); + c = m_WParser->OpenContainer(); + c->SetAlignHor(al); + c->SetAlign(tag); + c->SetMinHeight(m_WParser->GetCharHeight()); + return false; } } @@ -270,20 +283,25 @@ TAG_HANDLER_END(DIV) TAG_HANDLER_BEGIN(TITLE, "TITLE") + TAG_HANDLER_CONSTR(TITLE) { } TAG_HANDLER_PROC(tag) { - if (m_WParser->GetWindow()) + wxHtmlWindowInterface *winIface = m_WParser->GetWindowInterface(); + if (winIface) { - wxHtmlWindow *wfr = (wxHtmlWindow*)(m_WParser->GetWindow()); - if (wfr) - { - const wxString& src = *m_WParser->GetSource(); - wfr->OnSetTitle(src.Mid(tag.GetBeginPos(), - tag.GetEndPos1()-tag.GetBeginPos())); - } + wxString title = m_WParser->GetSource()->Mid( + tag.GetBeginPos(), + tag.GetEndPos1()-tag.GetBeginPos()); +#if !wxUSE_UNICODE && wxUSE_WCHAR_T + wxCSConv conv(m_WParser->GetInputEncoding()); + title = wxString(title.wc_str(conv), wxConvLocal); +#endif + title = m_WParser->GetEntitiesParser()->Parse(title); + + winIface->SetHTMLWindowTitle(title); } - return TRUE; + return true; } TAG_HANDLER_END(TITLE) @@ -292,6 +310,7 @@ TAG_HANDLER_END(TITLE) TAG_HANDLER_BEGIN(BODY, "BODY") + TAG_HANDLER_CONSTR(BODY) { } TAG_HANDLER_PROC(tag) { @@ -306,14 +325,40 @@ TAG_HANDLER_BEGIN(BODY, "BODY") if (tag.GetParamAsColour(wxT("LINK"), &clr)) m_WParser->SetLinkColor(clr); + wxHtmlWindowInterface *winIface = m_WParser->GetWindowInterface(); + // the rest of this function requires a window: + if ( !winIface ) + return false; + + if (tag.HasParam(wxT("BACKGROUND"))) + { + wxFSFile *fileBgImage = m_WParser->OpenURL + ( + wxHTML_URL_IMAGE, + tag.GetParam(wxT("BACKGROUND")) + ); + if ( fileBgImage ) + { + wxInputStream *is = fileBgImage->GetStream(); + if ( is ) + { +#if !defined(__WXMSW__) || wxUSE_WXDIB + wxImage image(*is); + if ( image.Ok() ) + winIface->SetHTMLBackgroundImage(image); +#endif + } + } + } + if (tag.GetParamAsColour(wxT("BGCOLOR"), &clr)) { m_WParser->GetContainer()->InsertCell( new wxHtmlColourCell(clr, wxHTML_CLR_BACKGROUND)); - if (m_WParser->GetWindow() != NULL) - m_WParser->GetWindow()->SetBackgroundColour(clr); + winIface->SetHTMLBackgroundColour(clr); } - return FALSE; + + return false; } TAG_HANDLER_END(BODY) @@ -321,6 +366,7 @@ TAG_HANDLER_END(BODY) TAG_HANDLER_BEGIN(BLOCKQUOTE, "BLOCKQUOTE") + TAG_HANDLER_CONSTR(BLOCKQUOTE) { } TAG_HANDLER_PROC(tag) { @@ -341,17 +387,55 @@ TAG_HANDLER_BEGIN(BLOCKQUOTE, "BLOCKQUOTE") c->SetIndent(m_WParser->GetCharHeight(), wxHTML_INDENT_BOTTOM); m_WParser->CloseContainer(); m_WParser->OpenContainer(); - return TRUE; + return true; } TAG_HANDLER_END(BLOCKQUOTE) +TAG_HANDLER_BEGIN(SUBSUP, "SUB,SUP") + + TAG_HANDLER_PROC(tag) + { + bool issub = (tag.GetName() == wxT("SUB")); + wxHtmlScriptMode oldmode = m_WParser->GetScriptMode(); + int oldbase = m_WParser->GetScriptBaseline(); + int oldsize = m_WParser->GetFontSize(); + + wxHtmlContainerCell *cont = m_WParser->GetContainer(); + wxHtmlCell *c = cont->GetLastChild(); + + m_WParser->SetScriptMode(issub ? wxHTML_SCRIPT_SUB : wxHTML_SCRIPT_SUP); + m_WParser->SetScriptBaseline(oldbase + c->GetScriptBaseline()); + + // select smaller font + m_WParser->SetFontSize(m_WParser->GetFontSize()-2); + cont->InsertCell(new wxHtmlFontCell(m_WParser->CreateCurrentFont())); + + ParseInner(tag); + + // restore font size + m_WParser->SetFontSize(oldsize); + m_WParser->GetContainer()->InsertCell( + new wxHtmlFontCell(m_WParser->CreateCurrentFont())); + + // restore base and alignment + m_WParser->SetScriptBaseline(oldbase); + m_WParser->SetScriptMode(oldmode); + + return true; + } + +TAG_HANDLER_END(SUBSUP) + + // Tag handler for tags that we have to ignore, otherwise non-text data // would show up as text: TAG_HANDLER_BEGIN(DoNothing, "SCRIPT") - TAG_HANDLER_PROC(tag) + TAG_HANDLER_CONSTR(DoNothing) { } + + TAG_HANDLER_PROC(WXUNUSED(tag)) { return true; } @@ -359,6 +443,8 @@ TAG_HANDLER_END(DoNothing) + + TAGS_MODULE_BEGIN(Layout) TAGS_MODULE_ADD(P) @@ -368,6 +454,7 @@ TAGS_MODULE_BEGIN(Layout) TAGS_MODULE_ADD(TITLE) TAGS_MODULE_ADD(BODY) TAGS_MODULE_ADD(BLOCKQUOTE) + TAGS_MODULE_ADD(SUBSUP) TAGS_MODULE_ADD(DoNothing) TAGS_MODULE_END(Layout)