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[Script] Add environment variable to indicate state.

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* ROFI_RETV shows the state rofi was in before calling rofi.
This commit is contained in:
Dave Davenport 2020-04-05 12:55:00 +02:00
parent 5879fd6099
commit bacecf3044
4 changed files with 54 additions and 14 deletions
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4
Examples/test_script_env.sh Executable file
View file

@ -0,0 +1,4 @@
#!/usr/bin/env bash
echo "${ROFI_RETV}"

16
doc/rofi-script.5
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@ -57,6 +57,22 @@ echo "quit"
.PP
This shows two entries, reload and quit. When the quit entry is selected, rofi closes.
.SH Environment
.PP
Rofi sets the following environment variable when executing the script:
.SS \fB\fCROFI\_RETV\fR
.PP
An integer number with the current state:
.IP \(bu 2
\fB0\fP: Initial call of script.
.IP \(bu 2
\fB1\fP: Selected an entry.
.IP \(bu 2
\fB2\fP: Selected a custom entry.
.IP \(bu 2
\fB10\-28\fP: Custom keybinding 1\-19
.SH Passing mode options
.PP
Extra options, like setting the prompt, can be set by the script.

13
doc/rofi-script.5.markdown
View file

@ -46,6 +46,19 @@ echo "quit"
This shows two entries, reload and quit. When the quit entry is selected, rofi closes.
## Environment
Rofi sets the following environment variable when executing the script:
### `ROFI_RETV`
An integer number with the current state:
* **0**: Initial call of script.
* **1**: Selected an entry.
* **2**: Selected a custom entry.
* **10-28**: Custom keybinding 1-19
## Passing mode options
Extra options, like setting the prompt, can be set by the script.

35
source/dialogs/script.c
View file

@ -134,7 +134,7 @@ static void parse_header_entry ( Mode *sw, char *line, ssize_t length )
}
}
static DmenuScriptEntry *get_script_output ( Mode *sw, char *command, char *arg, unsigned int *length )
static DmenuScriptEntry *execute_executor ( Mode *sw, char *arg, unsigned int *length, int value )
{
ScriptModePrivateData *pd = (ScriptModePrivateData *) sw->private_data;
int fd = -1;
@ -143,14 +143,25 @@ static DmenuScriptEntry *get_script_output ( Mode *sw, char *command, char *arg,
char **argv = NULL;
int argc = 0;
*length = 0;
if ( g_shell_parse_argv ( command, &argc, &argv, &error ) ) {
// Environment
char ** env = g_get_environ ();
char *str_value = g_strdup_printf("%d", value);
env = g_environ_setenv ( env, "ROFI_RETV", str_value, TRUE);
g_free ( str_value );
if ( g_shell_parse_argv ( sw->ed, &argc, &argv, &error ) ) {
argv = g_realloc ( argv, ( argc + 2 ) * sizeof ( char* ) );
argv[argc] = g_strdup ( arg );
argv[argc + 1] = NULL;
g_spawn_async_with_pipes ( NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL, NULL, NULL, NULL, &fd, NULL, &error );
g_spawn_async_with_pipes ( NULL, argv, env, G_SPAWN_SEARCH_PATH, NULL, NULL, NULL, NULL, &fd, NULL, &error );
}
g_strfreev ( env );
if ( error != NULL ) {
char *msg = g_strdup_printf ( "Failed to execute: '%s'\nError: '%s'", command, error->message );
char *msg = g_strdup_printf ( "Failed to execute: '%s'\nError: '%s'", (char*)sw->ed, error->message );
rofi_view_error_dialog ( msg, FALSE );
g_free ( msg );
// print error.
@ -203,12 +214,6 @@ static DmenuScriptEntry *get_script_output ( Mode *sw, char *command, char *arg,
return retv;
}
static DmenuScriptEntry *execute_executor ( Mode *sw, char *result, unsigned int *length )
{
DmenuScriptEntry *retv = get_script_output ( sw, sw->ed, result, length );
return retv;
}
static void script_switcher_free ( Mode *sw )
{
if ( sw == NULL ) {
@ -225,7 +230,7 @@ static int script_mode_init ( Mode *sw )
ScriptModePrivateData *pd = g_malloc0 ( sizeof ( *pd ) );
pd->delim = '\n';
sw->private_data = (void *) pd;
pd->cmd_list = get_script_output ( sw, (char *) sw->ed, NULL, &( pd->cmd_list_length ) );
pd->cmd_list = execute_executor ( sw, NULL, &( pd->cmd_list_length ), 0 );
}
return TRUE;
}
@ -261,18 +266,20 @@ static ModeMode script_mode_result ( Mode *sw, int mretv, char **input, unsigned
retv = PREVIOUS_DIALOG;
}
else if ( ( mretv & MENU_QUICK_SWITCH ) ) {
retv = ( mretv & MENU_LOWER_MASK );
//retv = 1+( mretv & MENU_LOWER_MASK );
script_mode_reset_highlight ( sw );
new_list = execute_executor ( sw, rmpd->cmd_list[selected_line].entry, &new_length,10+( mretv & MENU_LOWER_MASK ) );
}
else if ( ( mretv & MENU_OK ) && rmpd->cmd_list[selected_line].entry != NULL ) {
if ( rmpd->cmd_list[selected_line].nonselectable ) {
return RELOAD_DIALOG;
}
script_mode_reset_highlight ( sw );
new_list = execute_executor ( sw, rmpd->cmd_list[selected_line].entry, &new_length );
new_list = execute_executor ( sw, rmpd->cmd_list[selected_line].entry, &new_length, 1 );
}
else if ( ( mretv & MENU_CUSTOM_INPUT ) && *input != NULL && *input[0] != '\0' ) {
script_mode_reset_highlight ( sw );
new_list = execute_executor ( sw, *input, &new_length );
new_list = execute_executor ( sw, *input, &new_length, 2 );
}
// If a new list was generated, use that an loop around.