From ec796ed26a5860fc501bc00d82b3045553585ee4 Mon Sep 17 00:00:00 2001
From: Joursoir <chat@joursoir.net>
Date: Tue, 14 Dec 2021 13:34:47 +0300
Subject: actions: make frontend deletion of file

---
 .../UefiShellUfmCommandLib.c                       |  2 +-
 Library/UefiShellUfmCommandLib/actions.c           | 46 ++++++++++++++++++++++
 Library/UefiShellUfmCommandLib/actions.h           |  1 +
 3 files changed, 48 insertions(+), 1 deletion(-)

diff --git a/Library/UefiShellUfmCommandLib/UefiShellUfmCommandLib.c b/Library/UefiShellUfmCommandLib/UefiShellUfmCommandLib.c
index d84eb21..09298d8 100644
--- a/Library/UefiShellUfmCommandLib/UefiShellUfmCommandLib.c
+++ b/Library/UefiShellUfmCommandLib/UefiShellUfmCommandLib.c
@@ -26,7 +26,7 @@ STATIC CONST struct shortcut shortcuts[] = {
 	{ACTION_CMD,     {SCAN_F4,        0x0}, do_nothing, L"4", L"Copy"},
 	{ACTION_CMD,     {SCAN_F5,        0x0}, do_nothing, L"5", L"RenMov"},
 	{ACTION_CMD,     {SCAN_F6,        0x0}, mkdir, L"6", L"Mkdir"},
-	{ACTION_CMD,     {SCAN_F7,        0x0}, do_nothing, L"7", L"Rm"},
+	{ACTION_CMD,     {SCAN_F7,        0x0}, rm, L"7", L"Rm"},
 	{ACTION_CMD,     {SCAN_F8,        0x0}, do_nothing, L"8", L""},
 	{ACTION_CMD,     {SCAN_F9,        0x0}, show_filesystems, L"9", L"FSs"},
 	{ACTION_CMD,     {SCAN_F10,       0x0}, quit, L"10", L"Quit"},
diff --git a/Library/UefiShellUfmCommandLib/actions.c b/Library/UefiShellUfmCommandLib/actions.c
index fb86874..aca0e7b 100644
--- a/Library/UefiShellUfmCommandLib/actions.c
+++ b/Library/UefiShellUfmCommandLib/actions.c
@@ -2,6 +2,7 @@
 #include <Library/DebugLib.h>
 #include <Library/ShellLib.h>
 #include <Library/MemoryAllocationLib.h>
+#include <Library/PrintLib.h>
 #include <Library/UefiBootServicesTableLib.h>
 
 #include "dir.h"
@@ -22,6 +23,9 @@
 #define RIGHT_PANEL (fm_ctx.right)
 #define UPANEL ((PANEL == LEFT_PANEL) ? RIGHT_PANEL : LEFT_PANEL)
 
+#define FILECOUNT_LENGTH 20
+STATIC CONST CHAR16 rm_title[] = L" Delete ";
+STATIC CONST CHAR16 rm_label[] = L"Delete %u files/directories?";
 STATIC CONST CHAR16 mkdir_title[] = L" Create a new directory ";
 STATIC CONST CHAR16 mkdir_label[] = L"Enter directory name:";
 
@@ -153,6 +157,48 @@ BOOLEAN mkdir(VOID)
 	return TRUE;
 }
 
+BOOLEAN rm(VOID)
+{
+	struct dbox_ctx *dbox;
+	UINTN i, size, line = PANEL->curline;
+	CHAR16 *label;
+	EFI_SHELL_FILE_INFO *file;
+	BOOLEAN status_op;
+
+	if(!PANEL->cwd)
+		return FALSE;
+
+	if(PANEL->marked < 1)
+		return FALSE;
+
+	size = (StrLen(rm_label) + FILECOUNT_LENGTH + 1) * sizeof(CHAR16);
+	label = AllocatePool(size);
+	if(!label)
+		return FALSE;
+
+	UnicodeSPrint(label, size, rm_label, PANEL->marked);
+	dbox = dbox_alloc(fm_ctx.scr, rm_title, label, FALSE, L"");
+
+	dbox_refresh(dbox);
+	status_op = dbox_handle(dbox);
+	if(status_op) {
+		for(i = 1; i <= PANEL->dirs->len; i++) {
+			if(PANEL->dirs->marked[i-1] == FALSE)
+				continue;
+
+			file = dirl_getn(PANEL->dirs, i);
+			delete_file(file);
+		}
+		panel_cd_to(PANEL, PANEL->cwd);
+		panel_move_cursor(PANEL, (line > PANEL->dirs->len) ? PANEL->dirs->len : line);
+	}
+	
+	redraw();
+	FreePool(label);
+	dbox_release(dbox);
+	return TRUE;
+}
+
 BOOLEAN show_filesystems(VOID)
 {
 	return panel_cd_to(PANEL, NULL);
diff --git a/Library/UefiShellUfmCommandLib/actions.h b/Library/UefiShellUfmCommandLib/actions.h
index 57e967c..0bb301e 100644
--- a/Library/UefiShellUfmCommandLib/actions.h
+++ b/Library/UefiShellUfmCommandLib/actions.h
@@ -25,6 +25,7 @@ BOOLEAN mark(VOID);
 BOOLEAN edit(VOID);
 BOOLEAN hexedit(VOID);
 BOOLEAN mkdir(VOID);
+BOOLEAN rm(VOID);
 BOOLEAN show_filesystems(VOID);
 BOOLEAN do_nothing(VOID);
 BOOLEAN quit(VOID);
-- 
cgit v1.2.3-18-g5258