htop/HeaderOptionsPanel.c

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/*
htop - HeaderOptionsPanel.c
(C) 2021 htop dev team
Released under the GNU GPLv2+, see the COPYING file
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in the source distribution for its full text.
*/
#include "HeaderOptionsPanel.h"
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#include <assert.h>
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#include <stdbool.h>
#include <stdlib.h>
#include "CRT.h"
#include "FunctionBar.h"
#include "Header.h"
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#include "HeaderLayout.h"
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#include "Object.h"
#include "OptionItem.h"
#include "ProvideCurses.h"
static const char* const HeaderOptionsFunctions[] = {" ", " ", " ", " ", " ", " ", " ", " ", " ", "Done ", NULL};
static void HeaderOptionsPanel_delete(Object* object) {
Panel* super = (Panel*) object;
HeaderOptionsPanel* this = (HeaderOptionsPanel*) object;
Panel_done(super);
free(this);
}
static HandlerResult HeaderOptionsPanel_eventHandler(Panel* super, int ch) {
HeaderOptionsPanel* this = (HeaderOptionsPanel*) super;
HandlerResult result = IGNORED;
int mark;
switch (ch) {
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case 0x0a:
case 0x0d:
case KEY_ENTER:
case KEY_MOUSE:
case KEY_RECLICK:
case ' ':
mark = Panel_getSelectedIndex(super);
assert(mark >= 0);
assert(mark < LAST_HEADER_LAYOUT);
for (int i = 0; i < LAST_HEADER_LAYOUT; i++)
CheckItem_set((CheckItem*)Panel_get(super, i), false);
CheckItem_set((CheckItem*)Panel_get(super, mark), true);
Header_setLayout(this->scr->header, mark);
this->settings->changed = true;
ScreenManager_resize(this->scr);
result = HANDLED;
}
return result;
}
const PanelClass HeaderOptionsPanel_class = {
.super = {
.extends = Class(Panel),
.delete = HeaderOptionsPanel_delete
},
.eventHandler = HeaderOptionsPanel_eventHandler
};
HeaderOptionsPanel* HeaderOptionsPanel_new(Settings* settings, ScreenManager* scr) {
HeaderOptionsPanel* this = AllocThis(HeaderOptionsPanel);
Panel* super = (Panel*) this;
FunctionBar* fuBar = FunctionBar_new(HeaderOptionsFunctions, NULL, NULL);
Panel_init(super, 1, 1, 1, 1, Class(CheckItem), true, fuBar);
this->scr = scr;
this->settings = settings;
Panel_setHeader(super, "Header Layout");
for (int i = 0; i < LAST_HEADER_LAYOUT; i++) {
Panel_add(super, (Object*) CheckItem_newByVal(HeaderLayout_layouts[i].description, false));
}
CheckItem_set((CheckItem*)Panel_get(super, scr->header->headerLayout), true);
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return this;
}