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The 'Left' and 'Right' keys are now used to page up and down in text displays

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This commit is contained in:
Klaus Schmidinger
2002-03-16 14:08:12 +01:00
parent 45180b762f
commit 25abe47a3b
2 changed files with 16 additions and 9 deletions
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22
menu.c
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@@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
* $Id: menu.c 1.167 2002/03/16 11:29:58 kls Exp $
* $Id: menu.c 1.168 2002/03/16 14:03:38 kls Exp $
*/
#include "menu.h"
@@ -933,8 +933,8 @@ public:
virtual void Display(int Offset = -1, eDvbColor FgColor = clrWhite, eDvbColor BgColor = clrBackground);
bool CanScrollUp(void) { return offset > 0; }
bool CanScrollDown(void) { return h + offset < lines; }
void ScrollUp(void);
void ScrollDown(void);
void ScrollUp(bool Page);
void ScrollDown(bool Page);
virtual eOSState ProcessKey(eKeys Key);
};
@@ -993,20 +993,20 @@ void cMenuTextItem::Display(int Offset, eDvbColor FgColor, eDvbColor BgColor)
if (CanScrollDown()) Interface->Write(x + w - 1, y + h - 1, "v", bgColor, fgColor);
}
void cMenuTextItem::ScrollUp(void)
void cMenuTextItem::ScrollUp(bool Page)
{
if (CanScrollUp()) {
Clear();
offset--;
offset = max(offset - (Page ? h : 1), 0);
Display();
}
}
void cMenuTextItem::ScrollDown(void)
void cMenuTextItem::ScrollDown(bool Page)
{
if (CanScrollDown()) {
Clear();
offset++;
offset = min(offset + (Page ? h : 1), lines - h);
Display();
}
}
@@ -1014,10 +1014,14 @@ void cMenuTextItem::ScrollDown(void)
eOSState cMenuTextItem::ProcessKey(eKeys Key)
{
switch (Key) {
case kLeft|k_Repeat:
case kLeft:
case kUp|k_Repeat:
case kUp: ScrollUp(); break;
case kUp: ScrollUp(NORMALKEY(Key) == kLeft); break;
case kRight|k_Repeat:
case kRight:
case kDown|k_Repeat:
case kDown: ScrollDown(); break;
case kDown: ScrollDown(NORMALKEY(Key) == kRight); break;
default: return osUnknown;
}
return osContinue;