mirror of https://github.com/xzeldon/htop.git
130 lines
4.0 KiB
C
130 lines
4.0 KiB
C
/*
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htop - AvailableMetersPanel.c
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(C) 2004-2011 Hisham H. Muhammad
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Released under the GNU GPLv2, see the COPYING file
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in the source distribution for its full text.
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*/
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#include "AvailableMetersPanel.h"
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#include <assert.h>
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#include <stdbool.h>
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#include <stdlib.h>
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#include "CPUMeter.h"
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#include "FunctionBar.h"
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#include "Header.h"
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#include "ListItem.h"
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#include "Meter.h"
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#include "MetersPanel.h"
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#include "Object.h"
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#include "Platform.h"
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#include "ProvideCurses.h"
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#include "XUtils.h"
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static void AvailableMetersPanel_delete(Object* object) {
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Panel* super = (Panel*) object;
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AvailableMetersPanel* this = (AvailableMetersPanel*) object;
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Panel_done(super);
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free(this);
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}
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static inline void AvailableMetersPanel_addMeter(Header* header, Panel* panel, const MeterClass* type, int param, int column) {
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const Meter* meter = Header_addMeterByClass(header, type, param, column);
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Panel_add(panel, (Object*) Meter_toListItem(meter, false));
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Panel_setSelected(panel, Panel_size(panel) - 1);
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MetersPanel_setMoving((MetersPanel*)panel, true);
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}
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static HandlerResult AvailableMetersPanel_eventHandler(Panel* super, int ch) {
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AvailableMetersPanel* this = (AvailableMetersPanel*) super;
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Header* header = this->header;
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const ListItem* selected = (ListItem*) Panel_getSelected(super);
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if (!selected)
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return IGNORED;
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int param = selected->key & 0xff;
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int type = selected->key >> 16;
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HandlerResult result = IGNORED;
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bool update = false;
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switch(ch) {
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case KEY_F(5):
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case 'l':
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case 'L':
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{
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AvailableMetersPanel_addMeter(header, this->leftPanel, Platform_meterTypes[type], param, 0);
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result = HANDLED;
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update = true;
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break;
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}
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case 0x0a:
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case 0x0d:
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case KEY_ENTER:
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case KEY_F(6):
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case 'r':
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case 'R':
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{
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AvailableMetersPanel_addMeter(header, this->rightPanel, Platform_meterTypes[type], param, 1);
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result = (KEY_LEFT << 16) | SYNTH_KEY;
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update = true;
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break;
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}
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}
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if (update) {
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this->settings->changed = true;
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Header_calculateHeight(header);
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Header_updateData(header);
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Header_draw(header);
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ScreenManager_resize(this->scr, this->scr->x1, header->height, this->scr->x2, this->scr->y2);
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}
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return result;
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}
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const PanelClass AvailableMetersPanel_class = {
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.super = {
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.extends = Class(Panel),
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.delete = AvailableMetersPanel_delete
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},
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.eventHandler = AvailableMetersPanel_eventHandler
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};
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AvailableMetersPanel* AvailableMetersPanel_new(Settings* settings, Header* header, Panel* leftMeters, Panel* rightMeters, ScreenManager* scr, const ProcessList* pl) {
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AvailableMetersPanel* this = AllocThis(AvailableMetersPanel);
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Panel* super = (Panel*) this;
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FunctionBar* fuBar = FunctionBar_newEnterEsc("Add ", "Done ");
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Panel_init(super, 1, 1, 1, 1, Class(ListItem), true, fuBar);
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this->settings = settings;
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this->header = header;
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this->leftPanel = leftMeters;
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this->rightPanel = rightMeters;
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this->scr = scr;
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Panel_setHeader(super, "Available meters");
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// Platform_meterTypes[0] should be always (&CPUMeter_class), which we will
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// handle separately in the code below.
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for (int i = 1; Platform_meterTypes[i]; i++) {
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const MeterClass* type = Platform_meterTypes[i];
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assert(type != &CPUMeter_class);
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const char* label = type->description ? type->description : type->uiName;
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Panel_add(super, (Object*) ListItem_new(label, i << 16));
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}
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// Handle (&CPUMeter_class)
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const MeterClass* type = &CPUMeter_class;
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int cpus = pl->cpuCount;
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if (cpus > 1) {
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Panel_add(super, (Object*) ListItem_new("CPU average", 0));
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for (int i = 1; i <= cpus; i++) {
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char buffer[50];
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xSnprintf(buffer, sizeof(buffer), "%s %d", type->uiName, Settings_cpuId(this->settings, i - 1));
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Panel_add(super, (Object*) ListItem_new(buffer, i));
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}
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} else {
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Panel_add(super, (Object*) ListItem_new("CPU", 1));
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}
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return this;
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}
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