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/*
htop - FunctionBar.c
(C) 2004-2011 Hisham H. Muhammad
Released under the GNU GPLv2+, see the COPYING file
in the source distribution for its full text.
*/
#include "config.h" // IWYU pragma: keep
#include "FunctionBar.h"
#include <stdlib.h>
#include <string.h>
#include "CRT.h"
#include "Macros.h"
#include "ProvideCurses.h"
#include "XUtils.h"
static const char* const FunctionBar_FKeys[] = {"F1", "F2", "F3", "F4", "F5", "F6", "F7", "F8", "F9", "F10", NULL};
static const char* const FunctionBar_FLabels[] = {" ", " ", " ", " ", " ", " ", " ", " ", " ", " ", NULL};
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)};
static const char* const FunctionBar_EnterEscKeys[] = {"Enter", "Esc", NULL};
static const int FunctionBar_EnterEscEvents[] = {13, 27};
static int currentLen = 0;
FunctionBar* FunctionBar_newEnterEsc(const char* enter, const char* esc) {
const char* functions[] = {enter, esc, NULL};
return FunctionBar_new(functions, FunctionBar_EnterEscKeys, FunctionBar_EnterEscEvents);
}
FunctionBar* FunctionBar_new(const char* const* functions, const char* const* keys, const int* events) {
FunctionBar* this = xCalloc(1, sizeof(FunctionBar));
this->functions = xCalloc(16, sizeof(char*));
if (!functions) {
functions = FunctionBar_FLabels;
}
for (int i = 0; i < 15 && functions[i]; i++) {
this->functions[i] = xStrdup(functions[i]);
}
if (keys && events) {
this->staticData = false;
this->keys.keys = xCalloc(15, sizeof(char*));
this->events = xCalloc(15, sizeof(int));
int i = 0;
while (i < 15 && functions[i]) {
this->keys.keys[i] = xStrdup(keys[i]);
this->events[i] = events[i];
i++;
}
this->size = i;
} else {
this->staticData = true;
this->keys.constKeys = FunctionBar_FKeys;
this->events = FunctionBar_FEvents;
this->size = ARRAYSIZE(FunctionBar_FEvents);
}
return this;
}
void FunctionBar_delete(FunctionBar* this) {
for (int i = 0; i < 15 && this->functions[i]; i++) {
free(this->functions[i]);
}
free(this->functions);
if (!this->staticData) {
for (int i = 0; i < this->size; i++) {
free(this->keys.keys[i]);
}
free(this->keys.keys);
free(this->events);
}
free(this);
}
void FunctionBar_setLabel(FunctionBar* this, int event, const char* text) {
for (int i = 0; i < this->size; i++) {
if (this->events[i] == event) {
free(this->functions[i]);
this->functions[i] = xStrdup(text);
break;
}
}
}
int FunctionBar_draw(const FunctionBar* this) {
return FunctionBar_drawExtra(this, NULL, -1, false);
}
int FunctionBar_drawExtra(const FunctionBar* this, const char* buffer, int attr, bool setCursor) {
int cursorX = 0;
attrset(CRT_colors[FUNCTION_BAR]);
mvhline(LINES - 1, 0, ' ', COLS);
int x = 0;
for (int i = 0; i < this->size; i++) {
attrset(CRT_colors[FUNCTION_KEY]);
mvaddstr(LINES - 1, x, this->keys.constKeys[i]);
x += strlen(this->keys.constKeys[i]);
attrset(CRT_colors[FUNCTION_BAR]);
mvaddstr(LINES - 1, x, this->functions[i]);
x += strlen(this->functions[i]);
}
if (buffer) {
if (attr == -1) {
attrset(CRT_colors[FUNCTION_BAR]);
} else {
attrset(attr);
}
mvaddstr(LINES - 1, x, buffer);
x += strlen(buffer);
cursorX = x;
}
attrset(CRT_colors[RESET_COLOR]);
if (setCursor) {
curs_set(1);
} else {
curs_set(0);
}
currentLen = x;
return cursorX;
}
void FunctionBar_append(const char* buffer, int attr) {
if (attr == -1) {
attrset(CRT_colors[FUNCTION_BAR]);
} else {
attrset(attr);
}
mvaddstr(LINES - 1, currentLen + 1, buffer);
attrset(CRT_colors[RESET_COLOR]);
currentLen += strlen(buffer) + 1;
}
int FunctionBar_synthesizeEvent(const FunctionBar* this, int pos) {
int x = 0;
for (int i = 0; i < this->size; i++) {
x += strlen(this->keys.constKeys[i]);
x += strlen(this->functions[i]);
if (pos < x) {
return this->events[i];
}
}
return ERR;
}
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