mirror of https://github.com/xzeldon/htop.git
134 lines
3.4 KiB
C
134 lines
3.4 KiB
C
/*
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htop - FunctionBar.c
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(C) 2004-2011 Hisham H. Muhammad
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Released under the GNU GPL, 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 "FunctionBar.h"
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#include "CRT.h"
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#include <assert.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stdbool.h>
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/*{
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#include "Object.h"
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typedef struct FunctionBar_ {
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Object super;
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int size;
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char** functions;
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char** keys;
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int* events;
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bool staticData;
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} FunctionBar;
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}*/
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static const char* FunctionBar_FKeys[] = {"F1", "F2", "F3", "F4", "F5", "F6", "F7", "F8", "F9", "F10", NULL};
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static const char* FunctionBar_FLabels[] = {" ", " ", " ", " ", " ", " ", " ", " ", " ", " ", NULL};
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static int FunctionBar_FEvents[] = {KEY_F(1), KEY_F(2), KEY_F(3), KEY_F(4), KEY_F(5), KEY_F(6), KEY_F(7), KEY_F(8), KEY_F(9), KEY_F(10)};
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ObjectClass FunctionBar_class = {
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.delete = FunctionBar_delete
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};
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FunctionBar* FunctionBar_new(const char** functions, const char** keys, int* events) {
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FunctionBar* this = AllocThis(FunctionBar);
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this->functions = calloc(16, sizeof(char*));
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if (!functions) {
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functions = FunctionBar_FLabels;
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}
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for (int i = 0; i < 15 && functions[i]; i++) {
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this->functions[i] = strdup(functions[i]);
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}
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if (keys && events) {
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this->staticData = false;
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this->keys = malloc(sizeof(char*) * 15);
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this->events = malloc(sizeof(int) * 15);
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int i = 0;
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while (i < 15 && functions[i]) {
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this->keys[i] = strdup(keys[i]);
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this->events[i] = events[i];
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i++;
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}
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this->size = i;
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} else {
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this->staticData = true;
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this->keys = (char**) FunctionBar_FKeys;
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this->events = FunctionBar_FEvents;
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this->size = 10;
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}
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return this;
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}
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void FunctionBar_delete(Object* cast) {
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FunctionBar* this = (FunctionBar*) cast;
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for (int i = 0; i < 15 && this->functions[i]; i++) {
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free(this->functions[i]);
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}
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free(this->functions);
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if (!this->staticData) {
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for (int i = 0; i < this->size; i++) {
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free(this->keys[i]);
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}
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free(this->keys);
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free(this->events);
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}
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free(this);
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}
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void FunctionBar_setLabel(FunctionBar* this, int event, const char* text) {
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for (int i = 0; i < this->size; i++) {
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if (this->events[i] == event) {
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free(this->functions[i]);
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this->functions[i] = strdup(text);
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break;
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}
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}
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}
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void FunctionBar_draw(const FunctionBar* this, char* buffer) {
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FunctionBar_drawAttr(this, buffer, CRT_colors[FUNCTION_BAR]);
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}
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void FunctionBar_drawAttr(const FunctionBar* this, char* buffer, int attr) {
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attrset(CRT_colors[FUNCTION_BAR]);
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mvhline(LINES-1, 0, ' ', COLS);
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int x = 0;
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for (int i = 0; i < this->size; i++) {
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attrset(CRT_colors[FUNCTION_KEY]);
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mvaddstr(LINES-1, x, this->keys[i]);
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x += strlen(this->keys[i]);
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attrset(CRT_colors[FUNCTION_BAR]);
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mvaddstr(LINES-1, x, this->functions[i]);
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x += strlen(this->functions[i]);
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}
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if (buffer) {
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attrset(attr);
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mvaddstr(LINES-1, x, buffer);
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CRT_cursorX = x + strlen(buffer);
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curs_set(1);
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} else {
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curs_set(0);
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}
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attrset(CRT_colors[RESET_COLOR]);
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}
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int FunctionBar_synthesizeEvent(const FunctionBar* this, int pos) {
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int x = 0;
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for (int i = 0; i < this->size; i++) {
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x += strlen(this->keys[i]);
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x += strlen(this->functions[i]);
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if (pos < x) {
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return this->events[i];
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}
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}
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return ERR;
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}
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