Fix resize for the corner case of starting dillo in a tiny window

FLTK has no problem in resizing from a "fitting" size into a "compressed" one,
but if it starts compressed, things go wild.

2 files changed, 11 insertions, 1 deletions

diff --git a/src/ui.hh b/src/ui.hh
index 68b7a972..57611f86 100644
--- a/src/ui.hh
+++ b/src/ui.hh
@@ -31,6 +31,11 @@ typedef enum {
    UI_HIDDEN = 1
 } UIPanelmode;
 
+
+// Min size to fit the full UI
+#define UI_MIN_W 600
+#define UI_MIN_H 200
+
 // Private classes
 class CustProgressBox;
 class CustTabs;
diff --git a/src/uicmd.cc b/src/uicmd.cc
index 864113d6..c7bb5a8a 100644
--- a/src/uicmd.cc
+++ b/src/uicmd.cc
@@ -210,12 +210,16 @@ UI *CustTabs::add_new_tab(UI *old_ui, int focus)
       Wizard->resize(0,ctab_h,Wizard->w(),window()->h()-ctab_h);
       resize(0,0,window()->w(),ctab_h);    // tabbar
       CloseBtn->show();
+      child(0)->size(tab_w,ctab_h);
       child(0)->show(); // first tab button
       window()->init_sizes();
    }
 
+   /* The UI is constructed in a comfortable fitting size, and then resized
+    * so FLTK doesn't get confused later with even smaller dimensions! */
    current(0);
-   UI *new_ui = new UI(0,ctab_h,Wizard->w(),Wizard->h(),0,old_ui);
+   UI *new_ui = new UI(0,0,UI_MIN_W,UI_MIN_H,0,old_ui);
+   new_ui->resize(0,ctab_h,Wizard->w(),Wizard->h());
    new_ui->tabs(this);
    Wizard->add(new_ui);
    new_ui->show();
@@ -276,6 +280,7 @@ void CustTabs::remove_tab(UI *ui)
       // hide tabbar
       ctab_h = 1;
       CloseBtn->hide();
+      child(0)->size(0,0);
       child(0)->hide(); // first tab button
       resize(0,0,window()->w(),ctab_h);    // tabbar
       Wizard->resize(0,ctab_h,Wizard->w(),window()->h()-ctab_h);