]> git.lyx.org Git - lyx.git/blobdiff - src/insets/insetcollapsable.C
prepare for 1.1.6pre2
[lyx.git] / src / insets / insetcollapsable.C
index 4d1d4c3973282921ff7ec696be524881d9655084..ca8f71d31c6bb15cbbcda4fa2f195c25ebcab8ef 100644 (file)
@@ -5,7 +5,8 @@
  *      
  *          Copyright (C) 1998 The LyX Team.
  *
- *======================================================*/
+ * ======================================================
+ */
 
 #include <config.h>
 
 #include "lyxfont.h"
 #include "BufferView.h"
 #include "Painter.h"
+#include "insets/insettext.h"
 #include "support/LOstream.h"
+#include "support/lstrings.h"
+#include "debug.h"
+#include "lyxtext.h"
+
+class LyXText;
 
 using std::ostream;
+using std::endl;
+using std::max;
 
-InsetCollapsable::InsetCollapsable() : InsetText()
+InsetCollapsable::InsetCollapsable()
+       : UpdatableInset()
 {
+    inset = new InsetText;
+    inset->setOwner(this);
     collapsed = true;
     label = "Label";
     autocollapse = true;
-    autoBreakRows = true;
-    framecolor = LColor::footnoteframe;
-    widthOffset = 2 * TEXT_TO_INSET_OFFSET + 2; // 1+1 (frame)
+    inset->SetAutoBreakRows(true);
+    inset->SetDrawFrame(0, InsetText::ALWAYS);
+    inset->SetFrameColor(0, LColor::footnoteframe);
     button_length = button_top_y = button_bottom_y = 0;
     setInsetName("Collapsable");
+    widthCollapsed = oldWidth = 0;
+    need_update = FULL;
 }
 
 
-Inset * InsetCollapsable::Clone() const
+Inset * InsetCollapsable::Clone(Buffer const &) const
 {
     InsetCollapsable * result = new InsetCollapsable();
-    result->init(this);
+    result->inset->init(inset);
+    result->inset->setOwner(result);
 
     result->collapsed = collapsed;
     return result;
 }
 
+
+bool InsetCollapsable::InsertInset(BufferView * bv, Inset * in)
+{
+    if (!InsertInsetAllowed(in)) {
+       lyxerr << "InsetCollapsable::InsertInset: "
+               "Unable to insert inset." << endl;
+       return false;
+    }
+    
+    return inset->InsertInset(bv, in);
+}
+
+
 void InsetCollapsable::Write(Buffer const * buf, ostream & os) const
 {
-    os << getInsetName() << "\n\ncollapsed ";
-    if (display())
-       os << "false\n";
-    else
-       os << "true\n";
-    WriteParagraphData(buf, os);
+    os << "collapsed " << tostr(collapsed) << "\n";
+    inset->WriteParagraphData(buf, os);
 }
 
 
+
 void InsetCollapsable::Read(Buffer const * buf, LyXLex & lex)
 {
     if (lex.IsOK()) {
@@ -63,16 +88,19 @@ void InsetCollapsable::Read(Buffer const * buf, LyXLex & lex)
        if (token == "collapsed") {
            lex.next();
            collapsed = lex.GetBool();
+       } else {
+               lyxerr << "InsetCollapsable::Read: Missing collapsed!"
+                      << endl;
        }
     }
-    InsetText::Read(buf, lex);
+    inset->Read(buf, lex);
 }
 
 
 int InsetCollapsable::ascent_collapsed(Painter & pain, LyXFont const &) const
 {
     int width = 0, ascent = 0, descent = 0;
-    pain.buttonText(0, 0, label.c_str(), labelfont, false, 
+    pain.buttonText(0, 0, label, labelfont, false, 
                    width, ascent, descent);
     return ascent;
 }
@@ -81,7 +109,7 @@ int InsetCollapsable::ascent_collapsed(Painter & pain, LyXFont const &) const
 int InsetCollapsable::descent_collapsed(Painter & pain, LyXFont const &) const
 {
     int width = 0, ascent = 0, descent = 0;
-    pain.buttonText(0, 0, label.c_str(), labelfont, false, 
+    pain.buttonText(0, 0, label, labelfont, false, 
                    width, ascent, descent);
     return descent;
 }
@@ -90,48 +118,46 @@ int InsetCollapsable::descent_collapsed(Painter & pain, LyXFont const &) const
 int InsetCollapsable::width_collapsed(Painter & pain, LyXFont const &) const
 {
     int width, ascent, descent;
-    pain.buttonText(TEXT_TO_INSET_OFFSET, 0, label.c_str(), labelfont, false,
+    pain.buttonText(TEXT_TO_INSET_OFFSET, 0, label, labelfont, false,
                    width, ascent, descent);
     return width + (2*TEXT_TO_INSET_OFFSET);
 }
 
 
-int InsetCollapsable::ascent(Painter & pain, LyXFont const & font) const
+int InsetCollapsable::ascent(BufferView * bv, LyXFont const & font) const
 {
     if (collapsed) 
-       return ascent_collapsed(pain, font);
+       return ascent_collapsed(bv->painter(), font);
     else 
-       return InsetText::ascent(pain, font) + TEXT_TO_TOP_OFFSET;
+       return inset->ascent(bv, font) + TEXT_TO_TOP_OFFSET;
 }
 
 
-int InsetCollapsable::descent(Painter & pain, LyXFont const & font) const
+int InsetCollapsable::descent(BufferView * bv, LyXFont const & font) const
 {
     if (collapsed) 
-       return descent_collapsed(pain, font);
+       return descent_collapsed(bv->painter(), font);
     else 
-       return InsetText::descent(pain, font) + TEXT_TO_BOTTOM_OFFSET;
+       return inset->descent(bv, font) + TEXT_TO_BOTTOM_OFFSET;
 }
 
 
-int InsetCollapsable::width(Painter & pain, LyXFont const & font) const
+int InsetCollapsable::width(BufferView * bv, LyXFont const & font) const
 {
     if (collapsed) 
-       return width_collapsed(pain, font);
+       return widthCollapsed;
 
-    return InsetText::width(pain, font) + width_collapsed(pain,font) +
-           widthOffset;
+    return inset->width(bv, font) + widthCollapsed;
 }
 
 
-void InsetCollapsable::draw_collapsed(Painter & pain, LyXFont const & font,
+void InsetCollapsable::draw_collapsed(Painter & pain, LyXFont const &,
                                      int baseline, float & x) const
 {
     int width = 0;
     pain.buttonText(int(x) + TEXT_TO_INSET_OFFSET,
-                   baseline-ascent(pain, font)+ascent_collapsed(pain, font),
-                   label.c_str(), labelfont, true, width);
-    x += width + (2 * TEXT_TO_INSET_OFFSET);
+                   baseline, label, labelfont, true, width);
+    x += width + TEXT_TO_INSET_OFFSET;
 }
 
 
@@ -140,36 +166,57 @@ void InsetCollapsable::draw(BufferView * bv, LyXFont const & f,
 {
     Painter & pain = bv->painter();
 
-    button_length = width_collapsed(pain, labelfont) + 2;
+    button_length = widthCollapsed;
     button_top_y = -ascent_collapsed(pain, f);
     button_bottom_y = descent_collapsed(pain, f);
-    top_x = int(x);
-    top_baseline = baseline;
     if (collapsed) {
        draw_collapsed(pain, f, baseline, x);
+       x += TEXT_TO_INSET_OFFSET;
        return;
     }
 
-    draw_collapsed(pain, f, baseline, x);
-    x -= TEXT_TO_INSET_OFFSET;
+    if (!cleared && ((inset->need_update == InsetText::FULL) ||
+                    (inset->need_update == InsetText::INIT) ||
+                    (top_x!=int(x)) || (top_baseline!=baseline))) {
+       int w =  owner() ? width(bv, f) : pain.paperWidth();
+       int h = ascent(bv, f) + descent(bv, f);
+       int tx = (needFullRow() && !owner()) ? 0 : int(x);
+       int ty = max(0, baseline - ascent(bv, f));
+       
+       if ((ty + h) > pain.paperHeight())
+           h = pain.paperHeight();
+       if ((top_x + w) > pain.paperWidth())
+           w = pain.paperWidth();
+       if (baseline < 0)
+           h += (baseline - ascent(bv, f));
+       pain.fillRectangle(tx, ty - 1, w, h + 2);
+       cleared = true;
+    }
+
+    // not needed if collapsed
+    top_x = int(x);
+    top_baseline = baseline;
 
-    int w =  InsetText::width(pain, f) + (2 * TEXT_TO_INSET_OFFSET);
-    int h = ascent(pain,f) + descent(pain, f);
-    int save_x = static_cast<int>(x);
-    x += TEXT_TO_INSET_OFFSET;
-    InsetText::draw(bv, f, baseline, x, cleared);
-    pain.rectangle(save_x, baseline - ascent(pain, f), w, h, framecolor);
+    draw_collapsed(pain, f, baseline, x);
+    inset->draw(bv, f, baseline, x, cleared);
+    need_update = NONE;
 }
 
 
 void InsetCollapsable::Edit(BufferView * bv, int x, int y, unsigned int button)
 {
+    UpdatableInset::Edit(bv, x, y, button);
+
     if (collapsed && autocollapse) {
        collapsed = false;
-       UpdateLocal(bv, FULL, false);
-       InsetText::Edit(bv, 0, 0, button);
+       if (!bv->lockInset(this))
+           return;
+       bv->updateInset(this, false);
+       inset->Edit(bv, 0, 0, button);
     } else if (!collapsed) {
-       InsetText::Edit(bv, x, y, button);
+       if (!bv->lockInset(this))
+           return;
+       inset->Edit(bv, x-widthCollapsed, y, button);
     }
 }
 
@@ -187,15 +234,15 @@ void InsetCollapsable::InsetUnlock(BufferView * bv)
     if (autocollapse) {
        collapsed = true;
     }
-    InsetText::InsetUnlock(bv);
-    UpdateLocal(bv, FULL, false);
+    inset->InsetUnlock(bv);
+    bv->updateInset(this, false);
 }
 
 
 void InsetCollapsable::InsetButtonPress(BufferView * bv,int x,int y,int button)
 {
     if (!collapsed && (x >= button_length)) {
-       InsetText::InsetButtonPress(bv, x, y, button);
+       inset->InsetButtonPress(bv, x-widthCollapsed, y, button);
     }
 }
 
@@ -207,15 +254,15 @@ void InsetCollapsable::InsetButtonRelease(BufferView * bv,
        (y >= button_top_y) &&  (y < button_bottom_y)) {
        if (collapsed) {
            collapsed = false;
-           InsetText::InsetButtonRelease(bv, 0, 0, button);
-           UpdateLocal(bv, FULL, false);
+           inset->InsetButtonRelease(bv, 0, 0, button);
+           bv->updateInset(this, false);
        } else {
            collapsed = true;
-           UpdateLocal(bv, FULL, false);
            bv->unlockInset(this);
+           bv->updateInset(this, false);
        }
     } else if (!collapsed && (x >= button_length) && (y >= button_top_y)) {
-       InsetText::InsetButtonRelease(bv, x, y, button);
+       inset->InsetButtonRelease(bv, x-widthCollapsed, y, button);
     }
 }
 
@@ -224,35 +271,185 @@ void InsetCollapsable::InsetMotionNotify(BufferView * bv,
                                         int x, int y, int state)
 {
     if (x >= button_length) {
-       InsetText::InsetMotionNotify(bv, x, y, state);
+       inset->InsetMotionNotify(bv, x-widthCollapsed, y, state);
     }
 }
 
 
+void InsetCollapsable::InsetKeyPress(XKeyEvent * xke)
+{
+    inset->InsetKeyPress(xke);
+}
+
+
+int InsetCollapsable::Latex(Buffer const * buf, ostream & os,
+                           bool fragile, bool free_spc) const
+{
+    return inset->Latex(buf, os, fragile, free_spc);
+}
+
+
 int InsetCollapsable::getMaxWidth(Painter & pain,
                                  UpdatableInset const * inset) const
 {
-    if ((this == inset) && !owner())
-       return pain.paperWidth();
-    if (this == inset)
-        return static_cast<UpdatableInset*>(owner())->getMaxWidth(pain,inset);
-    if (owner())
-        return static_cast<UpdatableInset*>(owner())->getMaxWidth(pain,inset)-
-               width_collapsed(pain, labelfont) - widthOffset;
+    int w = UpdatableInset::getMaxWidth(pain,inset);
 
-    return pain.paperWidth()-width_collapsed(pain, labelfont) - widthOffset;
+    if (w < 0) {
+       // What does a negative max width signify? (Lgb)
+       return w;
+    }
+    // should be at least 30 pixels !!!
+    return max(30, w - widthCollapsed);
 }
 
 
+#if 0
 int InsetCollapsable::getMaxTextWidth(Painter & pain,
                                      UpdatableInset const * inset) const
 {
-    return getMaxWidth(pain, inset) -
-       width_collapsed(pain, labelfont) - widthOffset;
+    return getMaxWidth(pain, inset) - widthCollapsed;
+}
+#endif
+
+
+void InsetCollapsable::update(BufferView * bv, LyXFont const & font,
+                             bool reinit)
+{
+    if (reinit) {
+       need_update = FULL;
+       if (owner())
+           owner()->update(bv, font, true);
+       return;
+    }
+    if (!widthCollapsed) {
+       widthCollapsed = width_collapsed(bv->painter(), font);
+       inset->resizeLyXText(bv);
+       need_update = FULL;
+       if (owner()) {
+               owner()->update(bv, font);
+               return;
+       }
+    }
+    if (oldWidth != width(bv, font)) {
+       oldWidth = width(bv, font);
+       inset->resizeLyXText(bv);
+       need_update = FULL;
+       if (owner()) {
+               owner()->update(bv, font);
+               return;
+       }
+    }
+    inset->update(bv, font);
+}
+
+
+UpdatableInset::RESULT
+InsetCollapsable::LocalDispatch(BufferView * bv, int action,
+                               string const & arg)
+{
+    UpdatableInset::RESULT result = inset->LocalDispatch(bv, action, arg);
+    if (result == FINISHED)
+        bv->unlockInset(this);
+    return result;
+}
+
+
+bool InsetCollapsable::LockInsetInInset(BufferView * bv, UpdatableInset * in)
+{
+    if (inset == in)
+       return true;
+    return inset->LockInsetInInset(bv, in);
+}
+
+
+bool InsetCollapsable::UnlockInsetInInset(BufferView * bv, UpdatableInset * in,
+                                         bool lr)
+{
+    if (inset == in) {
+       bv->unlockInset(this);
+       return true;
+    }
+    return inset->UnlockInsetInInset(bv, in, lr);
 }
 
-void InsetCollapsable::update(BufferView * bv, LyXFont const & font, bool dodraw)
+
+bool InsetCollapsable::UpdateInsetInInset(BufferView * bv, Inset *in)
+{
+    if (in == inset)
+       return true;
+    return inset->UpdateInsetInInset(bv, in);
+}
+
+
+unsigned int InsetCollapsable::InsetInInsetY()
+{
+    return inset->InsetInInsetY();
+}
+
+
+void InsetCollapsable::Validate(LaTeXFeatures & features) const
+{
+    inset->Validate(features);
+}
+
+
+void InsetCollapsable::GetCursorPos(BufferView * bv, int & x, int & y) const
+{
+    inset->GetCursorPos(bv, x , y);
+}
+
+
+void InsetCollapsable::ToggleInsetCursor(BufferView * bv)
+{
+    inset->ToggleInsetCursor(bv);
+}
+
+
+UpdatableInset * InsetCollapsable::GetLockingInset()
+{
+    UpdatableInset * in = inset->GetLockingInset();
+    if (inset == in)
+       return this;
+    return in;
+}
+
+
+UpdatableInset * InsetCollapsable::GetFirstLockingInsetOfType(Inset::Code c)
+{
+    if (c == LyxCode())
+       return this;
+    return inset->GetFirstLockingInsetOfType(c);
+}
+
+
+void InsetCollapsable::SetFont(BufferView * bv,
+                              LyXFont const & font, bool toggleall)
+{
+    inset->SetFont(bv, font, toggleall);
+}
+
+
+bool InsetCollapsable::doClearArea() const
+{
+    return inset->doClearArea();
+}
+
+
+LyXText * InsetCollapsable::getLyXText(BufferView * bv) const
+{
+    return inset->getLyXText(bv);
+}
+
+
+void InsetCollapsable::deleteLyXText(BufferView * bv, bool recursive) const
+{
+    inset->deleteLyXText(bv, recursive);
+}
+
+
+void InsetCollapsable::resizeLyXText(BufferView * bv) const
 {
-    drawTextXOffset = width_collapsed(bv->painter(), font);
-    InsetText::update(bv, font, dodraw);
+    inset->resizeLyXText(bv);
+    LyXFont font(LyXFont::ALL_SANE);
+    oldWidth = width(bv, font);
 }