Showing content from http://technical.swissmicros.com/dmcp/doc/DMCP-ifc-html/group__dlg__sys.html below:
DMCP interface: System Dialogs
System dialogs. More...
void run_set_time () Activates "Set Time" screen.
void run_set_date () Activates "Set Date" screen.
void disp_disk_info (const char *hdr) Activates "Disk Info" screen.
int power_check_screen () Check power voltage and requests USB connection if power is low.
int file_selection_screen (const char *title, const char *base_dir, const char *ext, file_sel_fn_t sel_fn, int disp_new, int overwrite_check, void *data) Displays file selection dialog.
System dialogs.
◆ file_sel_fn_t typedef int(* file_sel_fn_t) (const char *fpath, const char *fname, void *data)
"File selected" callback for file_selection_screen()
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Parameters
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Returns
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(0/1) 0 - continue selection dialog, nonzero - exit and use as exit value
◆ file_selection_screen() int file_selection_screen ( const char * title, const char * base_dir, const char * ext, file_sel_fn_t sel_fn, int disp_new, int overwrite_check, void * data )
Displays file selection dialog.
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Parameters
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title Screen title base_dir Base directory where the file list starts ext Extension (including dot if required) sel_fn Callback function for selected file disp_new (0/1) 1 = Display "<New File>" line overwrite_check (0/1) 1 = Check whether file exists and asks for overwrite permission before
sel_fn is called data User supplied data pointer passed directly to sel_fn
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Returns
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MRET_EXIT if canceled, otherwise contains value passed from
sel_fn
◆ power_check_screen() int power_check_screen ( )
Check power voltage and requests USB connection if power is low.
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Returns
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(0/1) 0 = Sufficient battery or USB connected, 1 = Dialog canceled or timeout, no USB connected
This dialog can be used before power sensitive or power intensive operations. Requesting user to connect USB power if battery voltage is at lower side.
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